Join property one member not giving NOC how to get the property

Hi sir .. my grandfather is late , my grandfather was bought a agricuture land 1971 on his grandfather's name and my father's name , the patta is in both the names , my grandmother also passed away, grandfather had 2 sons and 3 daughters my father's brother is also past away now only three daughters , 2 daughter are willing to give the land to my father's name and one is not ready to give , now my dought is Now I can change the patta is on my father's name or I can get serrated patta