@article{10_4153_CJM_1974_129_6,
     author = {Kurshan, R. P. and Gopinath, B.},
     title = {Recursively {Generated} {Periodic} {Sequences}},
     journal = {Canadian journal of mathematics},
     pages = {1356--1371},
     year = {1974},
     volume = {26},
     number = {6},
     doi = {10.4153/CJM-1974-129-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-129-6/}
}