1. Atanassov, K., Roeva, O., Pencheva, T., Shennon, A.: Generalized nets in artificial intelligence. In: Volume 7: Generalized Nets and Genetic Algorithms. Prof. Marin Drinov Academic Publishing House, Sofia (2013)
2. Atanassov, K., Sotirov, S.: Generalized nets as tools for modelling of the neural networks. In: 2020 IEEE 10th International Conference on Intelligent Systems, pp. 521–525 (2020)
3. Atanassov, K., Sotirov, S.: Generalized nets in artificial intelligence. In: Volume 6: Generalized Nets and Supervised Neural Network. Prof. Marin Drinov Academic Publishing House, Sofia (2012)
4. Atanassov, K., Sotirova, E.: Generalized Nets. Professor Marin Drinov Publishing House of Bulgarian Academy of Sciences, Sofia (2017). (in Bulgarian)
5. Atanassov, K.: Generalized Nets and Intuitionistic Fuzziness in Data Mining. Professor Marin Drinov Publishing House of Bulgarian Academy of Sciences, Sofia (2020)