Erkki Aaltio
Erkki Aaltio Repertoire with White pieces
| ECO | Opening | Games |
| A57 | Benko gambit | 4 games |
| E81 | King's Indian, Saemisch, 5...O-O | 4 games |
| E20 | Nimzo-Indian defence | 3 games |
| D27 | Queen's Gambit Accepted, classical, 6...a6 | 3 games |
Erkki Aaltio Repertoire with Black pieces
| ECO | Opening | Games |
| B12 | Caro-Kann defence | 9 games |
| B17 | Caro-Kann, Steinitz variation | 3 games |
| A04 | Reti opening | 3 games |
| B14 | Caro-Kann, Panov-Botvinnik attack, 5...e6 | 3 games |
FINLAND

