@article{GDZPPN002341123, title = {Countably determined sets and a conjecture of C.W. Henson.}, journal = {Mathematische Annalen}, volume = {302}, year = {1995}, pages = {307-324}, zbl = {0838.54029}, url = {http://dml.mathdoc.fr/item/GDZPPN002341123} }
Render, Hermann. Countably determined sets and a conjecture of C.W. Henson.. Mathematische Annalen, Tome 302 (1995) pp. 307-324. http://gdmltest.u-ga.fr/item/GDZPPN002341123/