Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1959__138_160710, author = {J. MYHILL}, title = {Recursive {Digraphs,} {Splinters} and {Cylinders.}}, journal = {Mathematische Annalen}, pages = {211--218}, publisher = {mathdoc}, volume = {138}, year = {1959}, zbl = {0087.25103}, url = {http://geodesic.mathdoc.fr/item/MAN_1959__138_160710/} }
J. MYHILL. Recursive Digraphs, Splinters and Cylinders.. Mathematische Annalen, Tome 138 (1959), pp. 211-218. http://geodesic.mathdoc.fr/item/MAN_1959__138_160710/