Author: Medvedev, N. Ya.

Medvedev, N. Ya.; Morozova, S. V.: On covers in the lattice of representable $\ell$-varieties. (English). Czechoslovak Mathematical Journal, vol. 48 (1998), issue 4, pp. 821-831
Medvedev, N. Ya.: Independent axiomatization of varieties of lattice ordered groups. (English). Czechoslovak Mathematical Journal, vol. 42 (1992), issue 1, pp. 53-57
Medvedev, N. Ya.: $l$-многообразия без независимого базиса тождеств. (Russian) [$l$-varieties without an independent basis of identities]. Mathematica Slovaca, vol. 32 (1982), issue 4, pp. 417-425

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