On Regular Anti-congruence in Anti-ordered Semigroups Daniel Romano — 2007 Publications de l'Institut Mathématique
A Theorem on Anti-ordered Factor-semigroups Siniša Crvenković; Daniel Romano — 2007 Publications de l'Institut Mathématique
A note on the quasi-antiorder in a semigroup. Romano, Daniel Abraham — 2007 Novi Sad Journal of Mathematics
A left compatible coequality relation on a semigroup with apartness. Romano, Daniel Abraham — 1999 Novi Sad Journal of Mathematics
The second isomorphism theorem on ordered set under antiorders Daniel A. Romano — 2007 Kragujevac Journal of Mathematics
A note of a family of quasi-antiorders on semigroup Daniel Abraham Romano — 2005 Kragujevac Journal of Mathematics
Quasi-regular Relations – A New Class of Relations on Sets Daniel A. Romano — 2013 Publications de l'Institut Mathématique
Uvid u studentsko razumijevanje paralelnih i mimoilaznih pravih Daniel A. Romano; Milovan Vinqić — 2010 Nastava Matematike
Jedno utvrdjivanje matematičkih kompetencija studenata učiteljskog programa Daniel A. Romano — 2011 Nastava Matematike