Unwanted SMTP Paths and Relays. - Srikanth Palla; Ram Dantu (COMSWARE, 2007)

Behavior analysis of spam botnets. - Husain Husna; Santi Phithakkitnukoon; Srikanth Palla; Ram Dantu (COMSWARE, 2008)

Spam Classification Based on E-Mail Path Analysis. - Srikanth Palla; Ram Dantu; João W. Cangussu (Int. J. Inf. Secur. Priv., 2008)