Wim H Boom vs Gennady Efimovich Nesis
corr 1.EU tt Endru 1978.??.??
Ruy Lopez: Morphy Defense, Modern Steinitz Defense 1-0

Aleksei Ivanovich Mikhailov vs Gennady Efimovich Nesis
11th CC World Ch Final ICCF 1983.03.01
French Defense: Tarrasch Variation, Chistyakov Defense 1/2-1/2

Pereyra Puebla, Manuel Miguel vs Gennady Efimovich Nesis
11th CC World Ch Final ICCF 1983.03.01
East Indian Defense 0-1

Horst Weisenburger vs Gennady Efimovich Nesis
11th CC World Ch Final ICCF 1983.03.01
Amar Gambit 1/2-1/2