@article{IVM_2002_5_a5,
     author = {A. G. Pinus},
     title = {On the elementary equivalence of derived structures of free lattices},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {44--47},
     publisher = {mathdoc},
     number = {5},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2002_5_a5/}
}