On bitopological ( 1 , 2 ) * -semi-generalised continuous maps. Ravi, O.; Thivagar, M.Lellis — 2006 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
Characterization of ultra separation axioms via ( 1 , 2 ) α -kernel. Rajeswari, R.Raja; Thivagar, M.Lellis; Ponmani, S.Athisiya — 2007 Lobachevskii Journal of Mathematics
A note on bi-contra-continuous maps. Caldas, M.; Thivagar, M.Lellis; Rajeswari, R.Raja — 2008 Divulgaciones Matemáticas