| |
| 1988 | ||
|---|---|---|
| 2 | EE | Vladimir Cepulic, Mario Essert: Biplanes (56, 11, 2) with automorphisms of order 4 fixing some point. Discrete Mathematics 71(1): 9-17 (1988) |
| 1 | EE | Vladimir Cepulic, Mario Essert: Biplanes (56, 11, 2) with automorphism group Z2 × Z2 fixing some point. J. Comb. Theory, Ser. A 48(2): 239-246 (1988) |
| 1 | Vladimir Cepulic | [1] [2] |