found: Scott, T. Golden moments [SR] p1982:container (Pete LaRoca, drums)
found: Henderson, J. Our thing [SR] p1985:container (Pete La Roca)
found: New Grove dict. of jazz(La Roca, Pete (Sims, Peter); b. Apr. 7, 1938, New York; drummer)
found: 32, 1998:container (Pete "LaRoca" Sims)
found: Ted Curson Group, 1997?:container (Pete La Rocca, drums)
found: Wikipedia WWW site, Nov. 21, 2012(Pete La Roca; b. Peter Sims, Apr. 7, 1938, New York; d. Nov. 20, 2012; jazz drummer)
found: New York times WWW site, Nov. 26, 2012(in obituary published Nov. 25: Pete La Roca Sims; b. Peter Sims, Apr. 7, 1938, Manhattan; adopted the stage surname La Roca; d. there Tuesday [Nov. 20, 2012], aged 74)