Pierre Bouteyre defeated Oscar Bustos 6-4 2-6 6-4 in the Brazil 2 Masters 1 qualifying round on clay.
Bouteyre P. came through in three sets.
Pierre Bouteyre beat Oscar Bustos 6-4 2-6 6-4. Umpiry, "Pierre Bouteyre vs Oscar Bustos — Brazil 2 Masters 1 Qualifying Round", https://umpiry.com/match/1991-04-15/bouteyre-vs-bustos-brazil-2-masters-1-qf?utm_source=cite (as of 15 April 1991).