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@article{DAN_1960_132_6_a8, author = {A. F. Lavrik}, title = {Distribution of $k$-twins of primes}, journal = {Doklady Akademii Nauk}, pages = {1258--1260}, publisher = {mathdoc}, volume = {132}, number = {6}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_132_6_a8/} }
A. F. Lavrik. Distribution of $k$-twins of primes. Doklady Akademii Nauk, Tome 132 (1960) no. 6, pp. 1258-1260. http://geodesic.mathdoc.fr/item/DAN_1960_132_6_a8/