Voir la notice de l'article provenant de la source eLibrary of Mathematical Institute of the Serbian Academy of Sciences and Arts
@article{PIM_1979_N_S_26_40_a38, author = {{\CYRR}{\cyra}{\cyrd}{\cyre} {\CYRZH}{\cyri}{\cyrv}{\cyra}{\cyrl}{\cyre}{\cyrv}{\cyri}{\cyrch}}, title = {md {H=md} {H}}, journal = {Publications de l'Institut Math\'ematique}, pages = {307 }, publisher = {mathdoc}, volume = {_N_S_26}, number = {40}, year = {1979}, url = {http://geodesic.mathdoc.fr/item/PIM_1979_N_S_26_40_a38/} }
Раде Живалевич. md H=md H. Publications de l'Institut Mathématique, _N_S_26 (1979) no. 40, p. 307 . http://geodesic.mathdoc.fr/item/PIM_1979_N_S_26_40_a38/