@article{AL_1996_35_1_a1,
     author = {S. A. Gurchenkov},
     title = {On amalgamations in $l$-varieties},
     journal = {Algebra i logika},
     pages = {31--40},
     year = {1996},
     volume = {35},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1996_35_1_a1/}
}