1. Pauzi Abdullah, Md., Waseem, S., Raman Bai, V., Mohsin, I.: Development of new water quality model using fuzzy logic system for Malaysia. Open Environ. Sci. 2, 101–106 (2008)
2. Lecture Notes in Networks and Systems;H Yemendzhiev,2022
3. Yemendzhiev, H., Mersinkova, Y., Koleva, R., Peeva, G., Nenov, V.: Bio-electrochemical systems – state of the art: biology, electrochemistry and application in wastewater management. In: Serbula, S. (ed.) Proceedings of the EcoTER22, Beograd, Serbia, vol. 29, pp. 25–32 (2022). ISBN 978-86-6305-123-2
4. Alexieva, Z., Gerginova, M., Zlateva, P., Manasiev, J., Ivanova, D., Dimova, N.: Monitoring of aromatic pollutants biodegradation. Biochem. Eng. J. 40, 233–240 (2008)
5. Satishkumar, B., Chidambaram, M.: Bioproc. Eng. 20, 127–132 (1999)