@article{1117559003, author = {Frol\'\i k, Zden\v ek}, title = {Absolute Borel and Souslin sets.}, journal = {Pacific J. Math.}, volume = {35}, number = {3}, year = {1970}, pages = { 663-683}, language = {en}, url = {http://dml.mathdoc.fr/item/1117559003} }
Frolík, Zdeněk. Absolute Borel and Souslin sets.. Pacific J. Math., Tome 35 (1970) no. 3, pp. 663-683. http://gdmltest.u-ga.fr/item/1117559003/