1. Akopian, S.Ts., Plate tectonics of the Alpine-Himalayan region and some prediction criteria, Izv. Akad. Nauk Arm. SSR. Nauki Zemle, 1985, vol. 38, no. 6, pp. 39–49.
2. Akopian, S.Ts., Seismoactive cycles and some date on the mechanism of the Spitak earthquake, XXII General Assembly of ESC, Barcelona, Spain, 1990, Barcelona, 1990, p. 107.
3. Akopian, S.Ts., Description of seismic processes on the Armenian upland based on seismic entropy, XXVI General Assembly of ESC, Tel Aviv, Israel, 1998, Tel Aviv, 1998, pp. 150–154.
4. Akopian, S.Ts., Quantitative Description of Seismic Processes in Real Medium and the Algorithm of Long-Term Prediction of Large Earthquakes: By Examples of the Armenian Upland, North-Western Iran, Italy and Central California, Moscow: Triumph, 2013.
5. Akopian, S.Ts., Monitoring and forecast the Van earthquake (October 23, 2011) in the seismic system Armenian upland, 2ECEES: 15th European Conference on Earthquake Engineering and 34th general Assembly of the European Seis- mological Commision, Istanbul, Turkey, 2014, Istanbul, 2014.