Dimitar Pantaleev vs Nikolai Radev
BUL-ch Sofia BUL round 10 1959.02.20
Benoni Defense: Four Pawns Attack, Main Line 1-0

Nikolay N Minev vs Nikolai Radev
BUL-ch 24th Sofia round 19 1971.??.??
Benoni Defense 1-0

Eduard Gufeld vs Nikolai Radev
Goglidze Memorial Tbilisi URS 1971.10.??
Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line 1-0

Vladimir Bagirov vs Nikolai Radev
Wroclaw Wroclaw POL 1976.05.??
Grünfeld Defense: Flohr Defense 1-0