@article{DAN_1964_157_4_a28,
     author = {Yu. A. Zhdanov and G. V. Bogdanova and V. G. Zolotukhina},
     title = {Condensation of al-sugars with 4-oxycoumarin},
     journal = {Doklady Akademii Nauk},
     pages = {917--918},
     publisher = {mathdoc},
     volume = {157},
     number = {4},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_157_4_a28/}
}