A polynomial time algorithm for determining zero Euler-Petrie genus of an Eulerian graph.

Brigitte Servatius Herman Servatius A polynomial time algorithm for determining zero Euler-Petrie genus of an Eulerian graph. 445-454 2002 244 Discrete Mathematics 1-3 http://dx.doi.org/10.1016/S0012-365X(01)00100-5 db/journals/dm/dm244.html#ServatiusS02