@article{UZERU_2009_3_a7,
     author = {R. S. Asatryan},
     title = {Measurer of the atmosphere{\textquoteright}s  spectral transparency},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {52--54},
     publisher = {mathdoc},
     number = {3},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2009_3_a7/}
}