David Rikl defeated Jose Francisco Altur 6-4 7-6 in the San Marino quarter-final on clay. The result followed the form book — David Rikl came in defending last year's round of 32.
Rikl D. took it in straight sets.
David Rikl beat Jose Francisco Altur 6-4 7-6(3). Umpiry, "David Rikl vs Jose Francisco Altur — San Marino Quarter-final", https://umpiry.com/match/1993-08-09/altur-vs-rikl-san-marino-qf?utm_source=cite (as of 9 August 1993).