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@article{AUCMP_1985__26_1_a3, author = {Be\v{c}v\'a\v{r}, J.}, title = {$N$-pure-high subgroups of abelian groups}, journal = {Acta Universitatis Carolinae. Mathematica et Physica}, pages = {21--33}, publisher = {mathdoc}, volume = {26}, number = {1}, year = {1985}, mrnumber = {0830263}, zbl = {0594.20050}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AUCMP_1985__26_1_a3/} }
Bečvář, J. $N$-pure-high subgroups of abelian groups. Acta Universitatis Carolinae. Mathematica et Physica, Tome 26 (1985) no. 1, pp. 21-33. http://geodesic.mathdoc.fr/item/AUCMP_1985__26_1_a3/