Grau, Gloria C. Roberto Grau, el maestro, 2007: page [19] (Born Roberto Gabriel Grau, March 18, 1900, in Buenos Aires) page [82] (died in Buenos Aires, April 12, 1944)

OCLC database, June 9, 2015 (access points: Grau, Roberto, 1900-1944 ; Grau, Roberto G. ; Grau, Roberto G. (Roberto Gabriel) ; etc. ; usages: Roberto Grau ; R.G. Grau ; not given)