@article{MZM_1984_36_1_a0,
     author = {A. B. Nikolenko},
     title = {Method of invariant transformations and logical deduction},
     journal = {Matemati\v{c}eskie zametki},
     pages = {3--15},
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1984_36_1_a0/}
}