Mutation

respected sir/Mam i ms baijoyanti mukherjee , staying at dadra nagar haveli, i have lossed my father before 10 yrs back, and we have some property at HOWRAH (kolkatta) in the name of my father , now i want to do it in my name i dont have any waris for the same, i have got married 5 yrs back. can any one guide me how can i do it? and secondly during my father death i was aged 14 only, and no one from my family got registered for death certificate ... plz guide me ..