Huda property transfer

Dear Sir I am Writing some facts of the case.Please reply me the following questions. (1) The Proprietor ( Owner of the house in Panchkula ) died before 12 years. (2) His wife and married Children are NRI ( 3) One Married Child is in India having Indian Citizenship (4) Another NRI Child got duel OSC, Citizenship including India(5) Wife Got Pan Card , Ration Card and Bank Account in India.(6) What is the procedure to transfer in the name of wife ? (7) Procedure to transfer in the name of all children not wife.(8) Procedure to transfer in the name of Only one Indian Child ( 9 ) Procedure to transfer Jointly in the name of Mother and all children. (10) Procedure to transfer in the name of NRI child who has dual citizenship.will there be any advantage of it (11) what is the way to transfer without succession certificate? (12) If unavoidable , Can the succession certificate issued in the name of Indian Child without the visit of NRI's visiting India .....If yes What's the procedure and what documents are required.? (13) There is no "will" written by deceased.( 14) Checklist for all procedures.......Thanks