Multi-block Collisions in Hash Functions Based on 3C and 3C+ Enhancements of the Merkle-Damgård Construction. - Daniel Joscák; Jirí Tuma (ICISC, 2006)

A New Type of 2-Block Collisions in MD5. - Jirí Vábek; Daniel Joscák; Milan Bohácek; Jirí Tuma (INDOCRYPT, 2008)