@article{100666, author = {Jan Ma\v r\'\i k}, title = {Extensions of additive mappings}, journal = {Czechoslovak Mathematical Journal}, volume = {15}, year = {1965}, pages = {244-252}, zbl = {0192.14504}, mrnumber = {0177091}, language = {en}, url = {http://dml.mathdoc.fr/item/100666} }
Mařík, Jan. Extensions of additive mappings. Czechoslovak Mathematical Journal, Tome 15 (1965) pp. 244-252. http://gdmltest.u-ga.fr/item/100666/
Continuous additive mappings, Czech. Math. J. 15 (90), 1965, 237-243. (1965) | MR 0177090
On a generalization of the Lebesgue integral in $E_m$, Czech. Math. J. 15 (90), 1965, 261-269. (1965) | MR 0177093