P87: Enumeration of all the edge colorings of a bipartite graph

P87: Enumeration of all the edge colorings of a bipartite graph
Input:
A bipartite graph $B = (V, E)$.
Output:
All the edge colorings pf $B$.
Complexity:
$O(|V|)$ time per solution and $O(|E|)$ space.
Comment:
Reference:
[Matsui1996a] (Bibtex)