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@article{PIM_1979_N_S_26_40_a10, author = {Jelena Bulatovi\'c and Alobodanka Janji\'c}, title = {On {One} {Estimation} {Problem}}, journal = {Publications de l'Institut Math\'ematique}, pages = {69 }, publisher = {mathdoc}, volume = {_N_S_26}, number = {40}, year = {1979}, url = {http://geodesic.mathdoc.fr/item/PIM_1979_N_S_26_40_a10/} }
Jelena Bulatović; Alobodanka Janjić. On One Estimation Problem. Publications de l'Institut Mathématique, _N_S_26 (1979) no. 40, p. 69 . http://geodesic.mathdoc.fr/item/PIM_1979_N_S_26_40_a10/