scientific article published in January 1959

scientific article published in July 1992

scientific article published in June 1974

scientific article published in July 1966

scientific article published in December 1983

scientific article published in January 1991

scientific article published in March 1987

scientific article published in February 1981

scientific article published in 1949

scientific article published in 1947

scientific article published in July 1975

scholarly article by Gorō Azumaya published February 1951 in Nagoya Mathematical Journal

scientific article published in 1948

scientific article published in 1948

scientific article published in December 1989

scientific article published in July 1990