"An honest stiff tree-like algebra" . "0002-5240" . "Algebra Universalis" . . "[D13406EC2F07]" . "An honest stiff tree-like algebra"@en . "1"^^ . "0"^^ . . . "An honest stiff tree-like algebra" . "820708" . "RIV:J13/96:113200670" . "An honest stiff tree-like algebra"@en . . . . "1"^^ . "450;456" . . . "36" . "RIV:J13/96:113200670!RIV/1998/MSM/MSM8MD0" . "1996" . "11320" . . "Simon, Petr" .