@article{VSGU_2013_3_a15,
     author = {P. P. Purygin and T. S. Yudakhina},
     title = {Synthesis of some azolides of 2-phthalimidoethanesulfonic acid},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {134--139},
     publisher = {mathdoc},
     number = {3},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2013_3_a15/}
}