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@article{DAN_1968_179_1_a10, author = {R. A. Syunyaev}, title = {The necessity of a neutral hydrogen period in the evolution of the {Universe}}, journal = {Doklady Akademii Nauk}, pages = {45--47}, publisher = {mathdoc}, volume = {179}, number = {1}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1968_179_1_a10/} }
R. A. Syunyaev. The necessity of a neutral hydrogen period in the evolution of the Universe. Doklady Akademii Nauk, Tome 179 (1968) no. 1, pp. 45-47. http://geodesic.mathdoc.fr/item/DAN_1968_179_1_a10/