@article{10_4064_cm107_1_5,
     author = {Florian Luca and Igor E. Shparlinski},
     title = {Pseudoprime {Cullen} and {Woodall} numbers},
     journal = {Colloquium Mathematicum},
     pages = {35--43},
     publisher = {mathdoc},
     volume = {107},
     number = {1},
     year = {2007},
     doi = {10.4064/cm107-1-5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm107-1-5/}
}