@article{10_4153_CJM_1968_123_4,
     author = {Gross, Fred},
     title = {On the {Periodicity} of {Compositions} of {Entire} {Functions.} {II}},
     journal = {Canadian journal of mathematics},
     pages = {1265--1268},
     year = {1968},
     volume = {20},
     number = {1},
     doi = {10.4153/CJM-1968-123-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1968-123-4/}
}