@article{105252, author = {Ladislav Proch\'azka}, title = {A note on free abelian groups}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {010}, year = {1969}, pages = {567-569}, zbl = {0197.30001}, mrnumber = {0258953}, language = {en}, url = {http://dml.mathdoc.fr/item/105252} }
Procházka, Ladislav. A note on free abelian groups. Commentationes Mathematicae Universitatis Carolinae, Tome 010 (1969) pp. 567-569. http://gdmltest.u-ga.fr/item/105252/
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