@article{10_37236_435,
     author = {Sami H. Assaf},
     title = {Cyclic derangements},
     journal = {The electronic journal of combinatorics},
     year = {2010},
     volume = {17},
     doi = {10.37236/435},
     zbl = {1204.05012},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/435/}
}