2 http://hdl.handle.net/10338.dmlcz/134902 2 Recenze http://hdl.handle.net/10338.dmlcz/108364 Recenze Contraction distance between isomorphism classes of graphs http://hdl.handle.net/10338.dmlcz/108363 Contraction distance between isomorphism classes of graphs Mal'cev-type theorems for partial congruences http://hdl.handle.net/10338.dmlcz/108368 Mal'cev-type theorems for partial congruences Derivations on the algebra of differential forms of infinite order on a manifold http://hdl.handle.net/10338.dmlcz/108362 Derivations on the algebra of differential forms of infinite order on a manifold