Joel Adler vs Efim Geller
Bern ;CBM 08 Bern SUI 1988.02.??
Queen’s Gambit Declined: Anti-Tartakower Variation 1/2-1/2

Daniel King vs Joel Adler
Bern Bern SUI 1988.02.??
Sicilian Defense: Taimanov Variation, Bastrikov Variation 1-0

Joel Adler vs Vladimir Sergeev
Czech Open Pardubice CZE round 2 2001.07.21
Old Indian Defense: Dus-Khotimirsky Variation 0-1

Markus Trepp vs Joel Adler
SUI-chT Switzerland round 4 1994.??.??
Sicilian Defense: Taimanov Variation, Bastrikov Variation 1-0

Joel Adler vs Sergey Gennadyevich Kudrin
Bern Bern SUI 1988.02.??
Grünfeld Defense 0-1

Joel Adler vs Christian Flueckiger
Bern Bern SUI 1988.02.??
Queen’s Gambit Declined: Tarrasch Defense, Stoltz Variation 1/2-1/2

Mihai Suba vs Joel Adler
Lugano op Lugano op 1987.??.??
King’s Indian Defense: Kazakh Variation 1-0

Joel Adler vs Beat Zueger
Bern Bern SUI 1988.02.??
King’s Indian Defense: Sämisch Variation, Panno Main Line 1/2-1/2

Henrik Rudolf vs Joel Adler
Bundesliga 0506 Germany round 13.8 2006.03.12
Sicilian Defense: Taimanov Variation, Bastrikov Variation 0-1

Urs Rueetschi vs Joel Adler
SUI-chT Switzerland round 1 1995.??.??
Bogo-Indian Defense 1-0