Govindan, A., Marimuthu, N. (2018). 'An $M^{[X]}/G(a,b)/1$ queue with unreliable server, re-service on server's decision, balking and Bernoulli vacation schedule under multiple vacation policy', Journal of Mathematical Modeling, 6(2), pp. 213-238. doi: 10.22124/jmm.2018.10344.1156