@article{DAN_1957_114_2_a23,
     author = {Z. P. Sytnik and L. D. Zhilina and \`E. B. Lifshits},
     title = {Merocyanin dyes with electron releasing substituents in the polymethyn chain},
     journal = {Doklady Akademii Nauk},
     pages = {343--346},
     publisher = {mathdoc},
     volume = {114},
     number = {2},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_114_2_a23/}
}