Gabriel Ramanantsoa ( 13 April 1906 Antananarivo - 9 May 1979 Paris ) was the President and Prime Minister of Madagascar from 1972 to 1975 .
Gabriel Ramanantsoa ( 13 April 1906 Antananarivo - 9 May 1979 Paris ) was an Malagasy politician . He was the President and Prime Minister of Madagascar from 1972 to 1975 .