@article{SM_1970_10_2_a6,
     author = {B. V. Dekster},
     title = {Certain integral estimates for three-dimensional {PM} manifolds},
     journal = {Sbornik. Mathematics},
     pages = {245--265},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {1970},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1970_10_2_a6/}
}