| D. Duţă, A. Toia, T. Popescu | The use of the Monte-Carlo method to determine the optimal management of raw material stocks in steelmaking CNIT Scientific Conference, Bucharest, 1966; ICEM scientific session, Bucharest, 1967; Scientific Consultation, Central Directorate of Statistics, Bucharest, 1968; Metallurgical Research no. 9, Bucharest, 1967. |
| Adrian Toia | Problems of expression and monitoring of production quality in the steel industry ICEM scientific session, Bucharest, 1968; Metallurgical Research no. 10, Bucharest, 1968. |
| L. Ducman, A.Toia | Optimization of lamination programs for thick sheet metal Third International Probability Theory Colloquium, Braşov, 1968; ICEM scientific session, Bucharest, 1968; Metallurgical Research no. 11, Bucharest, 1970. |
| L. Ducman, A. Toia | Achievements and perspectives in operational research in steel industry ICEM scientific session, Bucharest, 1970; Metallurgical Research no. 12, Bucharest, 1971. |
| L. Ducman, A. Toia | Thick plate programming at the Galati Iron and Steel Works 4th International Conference for the Automation of Production Processes in Metallurgy, of CAER member countries, Zaporozhye, USSR, 1971; Collection of Papers presented at the Conference (Paper no. I/11 in Russian). |
| L. Ducman, Gh. Vărzan, A. Toia, T. Popescu, F. Buzuloiu | Optimizing the distribution of laminate production on rolling lines ICEM Scientific Session, Bucharest, 1971; 4th International Conference for the Automation of Production Processes in Metallurgy, of CAER Member Countries, Zaporozhye, USSR, 1971; Collection of Papers presented at the Conference (Paper no. I/15, in Russian). Metallurgical Research no. 12, Bucharest, 1971. |
| A. Toia, Elena Cazimirovici, A. Țvirco | Concerns and perspectives of economic research in metallurgy ICEM scientific session, Bucharest, 1973; Metallurgical Research no. 15, Bucharest, 1974. |
| L. Ducman, A. Toia, Gh. Vărzan | Unitary system for optimal distribution of the steel product requirement among the producers in the branch ICEM scientific session, Bucharest, 1973; Metallurgical Research no. 15, Bucharest, 1974. |
| A. Toia, L. Ducman | Problems of creating the database for automatic control systems in the metallurgical industry 5th International Conference for the Automation of Production Processes in Metallurgy, of the CAER Member Countries, Berlin, GDR, 1974; Collection of Papers presented at the Conference (Paper no. I/5, in Russian). |
| E. Falk, A. Toia, Viorica Ghica | Optimization of batch formation in coke ovens ICEM scientific session, Bucharest, 1974; 5th International Conference for the automation of production processes in metallurgy, of CAER member countries, Berlin, GDR, 1974; Collection of Papers presented at the Conference (Paper no. I/3, in Russian). |
| A. Toia, L. Ducman | Model and algorithm of combinatorial analysis with applications to cutting problems for programming the production of sheet metal rolling mills IV International Probability Theory Symposium, Braşov, 1971; International Symposium on Algorithms for Production Management, Karlovy Vary, 1973; International Symposium on Algorithms for Production Management, Prague, 1975; Collection Papers presented at the Prague Symposium (in Russian). |
| A. Toia, Cornelia Țoția | Information systems design 6th International Conference for the Automation of Production Processes in Metallurgy, of CAER member countries, Budapest, Hungary, 1979; Collection of Papers presented at the Conference (Paper no. I/5, in Russian). |
| A. Toia, M. Ghenici | Programming and monitoring of pipe production at IT Republic 6th International Conference for the automation of production processes in metallurgy, of CAER member countries, Budapest, Hungary, 1979; Collection Papers presented at the Conference (Paper no. I/31, in Russian) Metalurgia magazine no. 1, pages 32-34, Bucharest, 1980. |
| A. Toia, Cornelia Ţoţia, Rodica Șelescu, V. Cârstea | Methodological aspects regarding the use of the LDS-ADES language in the computer-aided design of information systems IV Symposium Informatica si Conducere, Cluj-Napoca, 1977; Metallurgy magazine no. 1, pages 12-16, Bucharest, 1980. |
| S. Crăciunaş, A. Toia | Mathematical model and algorithm for determining disjoint classes in a technological matrix Symposium on Metallurgical Informatics, Galati, 1978; International Symposium on Algorithms for Production Management, Karlovy Vary, 1980; International Conference on Probability Theory, Braşov, 1982; Metallurgy magazine no. 1, pages 17-19, Bucharest, 1980. |
| A. Toia | The automated enterprise – a reality ICEM Technical-Scientific Gazette no. 1/1981, Bucharest; |
| A. Toia, S. Crăciunaş, Iordana Manolescu, Silvia Oprea | Information System for Science and Technology in the Metallurgical Industry ICEM Scientific Session, 1981; ICI Scientific Session, 1981; The 6th Informatics and Management Symposium, Cluj-Napoca, 1981; ICEM scientific session, 1983; ICI Scientific Session, Bucharest, 1988; Metallurgical Research no. 24, Bucharest, 1983; Metallurgy magazine no. 6, pages 303-307, Bucharest, 1989. |
| A. Toia | Cybernetic concepts used in the design and implementation of the Information System for scientific research and technological development in Metallurgy 2nd National Cybernetic Conference, Bucharest, 1983. |
| A. Toia, Irina Roman, S. Crăciunaş | Computer-assisted research (CPAC) – concepts, methodological issues, program products The 8th Informatics and Management Symposium, Cluj-Napoca, 1983; ICI Scientific Session, Bucharest, 1984; ICI Scientific Session, Bucharest, 1985; Scientific session “Current and prospective technologies” Braşov, 1985; ICI scientific session, Bucharest, 1989; Metallurgical Research no. 30, Bucharest, 1989. |
| I. Drăgan, A. Toia, Cristina Topală, Irina Jula | The conception and alternatives of the development of science in steel industry until the year 2000 in the volume “Forecast of science and technology in the multilateral development of Romania” pages 102-113, Scientific and Encyclopedic Publishing House, Bucharest, 1986. |
| A. Toia, Maria Lovin, B. Bogdan, D. Panaite | The study of the impact of technological innovation on the long-term evolution of a branch ICEM scientific session, Bucharest, 1988; Metallurgical Research no. 29, Bucharest, 1988. |
| A. Toia, Irina Roman, Cristina Topală | System of Technological Forecasting Models in Metallurgy Forecasting Symposium, Yerevan, USSR, 1986; ICEM scientific session, Bucharest, 1988; Metallurgical Research no. 29, Bucharest, 1988. |
| A. Toia, Irina Roman, Rodica Selescu | Program packages for automatic processing and graphic representation of experimental data from research activity ICEM Scientific Session, Bucharest, 1988; Metallurgy magazine no. 2, pages 101-106, Bucharest, 1989. |
| A. Toia, S. Crăciunaş, Iordana Manolescu, Cristina Topală | Database of the Informatics System for research and development activity in metallurgy ICI scientific session, Bucharest, 1982; ASE Cybernetic Modeling Symposium, Bucharest, 1983; CPAC Symposium, Sinaia, 1987; ICEM scientific session, Bucharest, 1988; ICI scientific session, Predeal, 1988; 8th International Conference on the Automation of Production Processes in Metallurgy, of CAER Member Countries, Zhdanov, USSR, 1988; ICEM Technical-Scientific Gazette no. 3/1983, Bucharest; |
| A. Toia | A conceptual model of the Database at the branch level in science and technology ICEM Scientific Session, Bucharest, 1989; Information and Documentation – in theory and practice, vol 1, facicola 1, INID, Bucharest 1990. |