Title On [k]-Roman domination subdivision number of graphs Type of Research Article Keywords On [k]-Roman domination subdivision number of graphs Abstract On [k]-Roman domination subdivision number of graphs Researchers Kazhal Haghparast (First Researcher)، jafar amjadi (Second Researcher)، Mustapha Chellali (Third Researcher)، Seyed Mahmoud Sheikholeslami Kavkani (Fourth Researcher)