Kerobyan, K.V. 2007. THE MODEL $M|G|1|\infty$ WITH UNRELIABLE SERVER AND «NEGATIVE» CUSTOMERS. Proceedings of the YSU A: Physical and Mathematical Sciences. 41, 3 (214) (Oct. 2007), 11–19. DOI:https://doi.org/10.46991/PYSU:A/2007.41.3.011.