Joao Zwetsch defeated Alejandro Dulko 2-6 6-2 6-3 in the Brazil 5 Masters 1 round of 32 on clay.
Zwetsch J. came through in three sets.
Joao Zwetsch beat Alejandro Dulko 2-6 6-2 6-3. Umpiry, "Joao Zwetsch vs Alejandro Dulko — Brazil 5 Masters 1 Round of 32", https://umpiry.com/match/1997-11-22/dulko-vs-zwetsch-brazil-5-masters-1-r32?utm_source=cite (as of 22 November 1997).