@article{10_37236_1025,
     author = {William Y.C. Chen and Jessica C.Y. Zhang},
     title = {The skew and relative derangements of type {B}},
     journal = {The electronic journal of combinatorics},
     year = {2007},
     volume = {14},
     doi = {10.37236/1025},
     zbl = {1158.05341},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/1025/}
}