@article{DAN_1977_236_4_a3,
     author = {A. S. Kuzichev},
     title = {A system of $\lambda$-conversion with logical operators and an equality operator},
     journal = {Doklady Akademii Nauk},
     pages = {796--799},
     year = {1977},
     volume = {236},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_236_4_a3/}
}