. "S. Jagathrakshakan" . . . "Dr. S. Jagathrakshakan" . . . . . . . "Jagathrakshakan" . . . . . . . . "S. Jagathrakshakan" . . . . . . . . . . . "1950" . . . . . . . . . . . . . "'''S.Jagathrakshakan'''" . . . . . .