@article{DAN_1960_133_3_a22,
     author = {R. G. Glushkov and O. Yu. Magidson},
     title = {Synthesis of some 8,9-pentamethylenepurines},
     journal = {Doklady Akademii Nauk},
     pages = {585--587},
     publisher = {mathdoc},
     volume = {133},
     number = {3},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1960_133_3_a22/}
}