Recertification: A Technique to Improve Services in PKI. - Ravi Mukkamala; Satyam Das; Mahantesh Halappanavar (DBSec, 2002)

Steady-state analysis of batch-size-dependent service queue with server breakdown, close-down time and multiple vacations. - Satyam Das; Sourav Pradhan (RAIRO Oper. Res., 2025)