@article{1183523760, author = {Gandy, R. O.}, title = {On a problem of Kleene's}, journal = {Bull. Amer. Math. Soc.}, volume = {66}, number = {6}, year = {1960}, pages = { 501-502}, language = {en}, url = {http://dml.mathdoc.fr/item/1183523760} }
Gandy, R. O. On a problem of Kleene's. Bull. Amer. Math. Soc., Tome 66 (1960) no. 6, pp. 501-502. http://gdmltest.u-ga.fr/item/1183523760/