@article{1183744631, author = {Ash, C. J. and Knight, J. F.}, title = {Mixed Systems}, journal = {J. Symbolic Logic}, volume = {59}, number = {1}, year = {1994}, pages = { 1383-1399}, language = {en}, url = {http://dml.mathdoc.fr/item/1183744631} }
Ash, C. J.; Knight, J. F. Mixed Systems. J. Symbolic Logic, Tome 59 (1994) no. 1, pp. 1383-1399. http://gdmltest.u-ga.fr/item/1183744631/