| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. S Nikolic vs S Puc |
| ½-½ | 44 | 1965 | Yugoslav Championship | B30 Sicilian |
| 27. S Nikolic vs M Bertok |
| 0-1 | 43 | 1965 | Yugoslav Championship | B92 Sicilian, Najdorf, Opocensky Variation |
| 28. D Ciric vs S Nikolic |
| 1-0 | 38 | 1965 | Yugoslav Championship | D11 Queen's Gambit Declined Slav |
| 29. S Nikolic vs A Planinc |
| 0-1 | 35 | 1965 | Yugoslav Championship | C02 French, Advance |
| 30. D Djurovic vs S Nikolic |
| 1-0 | 42 | 1965 | Yugoslav Championship | B00 Uncommon King's Pawn Opening |
| 31. S Nikolic vs Gligoric |
| 1-0 | 73 | 1965 | Yugoslav Championship | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 32. D Minic vs S Nikolic |
| ½-½ | 41 | 1965 | Yugoslav Championship | B07 Pirc |
| 33. S Nikolic vs B Ilievski |
| 1-0 | 33 | 1965 | Yugoslav Championship | B36 Sicilian, Accelerated Fianchetto |
| 34. Parma vs S Nikolic |
| ½-½ | 44 | 1965 | Yugoslav Championship | C60 Ruy Lopez |
| 35. S Nikolic vs R Bogdanovic |
| 0-1 | 67 | 1965 | Yugoslav Championship | B94 Sicilian, Najdorf |
| 36. S Leban vs S Nikolic |
| 0-1 | 52 | 1965 | Yugoslav Championship | B06 Robatsch |
| 37. S Nikolic vs I Buljovcic |
| ½-½ | 41 | 1965 | Yugoslav Championship | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 38. Matulovic vs S Nikolic |
| 0-1 | 41 | 1965 | Yugoslav Championship | B60 Sicilian, Richter-Rauzer |
| 39. S Nikolic vs V Sokolov |
| 1-0 | 43 | 1965 | Yugoslav Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 40. P Ostojic vs S Nikolic |
| 0-1 | 39 | 1965 | Yugoslav Championship | B08 Pirc, Classical |
| 41. S Nikolic vs A Bradvarevic |
| ½-½ | 57 | 1965 | Yugoslav Championship | B58 Sicilian |
| 42. M Ankerst vs S Nikolic |
| ½-½ | 41 | 1965 | Yugoslav Championship | C43 Petrov, Modern Attack |
| 43. S Nikolic vs J Nikolac |
| 1-0 | 43 | 1965 | Yugoslav Championship | C96 Ruy Lopez, Closed |
| 44. M Damjanovic vs S Nikolic |
| 1-0 | 37 | 1965 | Yugoslav Championship | B09 Pirc, Austrian Attack |
| 45. S Nikolic vs M Cebalo |
| 0-1 | 55 | 1965 | Yugoslav Championship 1966 | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 46. M Bertok vs S Nikolic |
| 1-0 | 37 | 1965 | Yugoslav Championship 1966 | E01 Catalan, Closed |
| 47. S Nikolic vs Ivkov |
| ½-½ | 24 | 1965 | Yugoslav Championship 1966 | B41 Sicilian, Kan |
| 48. D Ciric vs S Nikolic |
| ½-½ | 77 | 1965 | Yugoslav Championship 1966 | C41 Philidor Defense |
| 49. S Nikolic vs D Rajkovic |
| ½-½ | 41 | 1965 | Yugoslav Championship 1966 | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 50. I Susic vs S Nikolic |
| 1-0 | 66 | 1965 | Yugoslav Championship 1966 | C41 Philidor Defense |
Kibitzing
