@article{UZERU_2012_3_a8,
     author = {G. R. Grig{\cyro}ryan},
     title = {Diffraction image of primary narrow $X$-ray beam in weakly deformed crystal},
     journal = {Proceedings of the Yerevan State University. Physical and mathematical sciences},
     pages = {51--55},
     publisher = {mathdoc},
     number = {3},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UZERU_2012_3_a8/}
}