Gaston Etlis defeated Rafael Serpa Guinazu 6-4 6-3 in the Argentina 1 Masters 2 qualifying round on clay.
Etlis G. took it in straight sets.
Gaston Etlis beat Rafael Serpa Guinazu 6-4 6-3. Umpiry, "Gaston Etlis vs Rafael Serpa Guinazu — Argentina 1 Masters 2 Qualifying Round", https://umpiry.com/match/1993-04-10/etlis-vs-guinazu-argentina-1-masters-2-qf?utm_source=cite (as of 10 April 1993).