Freese, Ralph S.
The structure of modular lattices of width four with applications to varieties of lattices - Providence, R.I. : American Mathematical Society, 1977 - 1 online resource (vii, 91 p. : ill.) - Memoirs of the American Mathematical Society, 1947-6221 ; .
9781470408640 (online)
The structure of modular lattices of width four with applications to varieties of lattices - Providence, R.I. : American Mathematical Society, 1977 - 1 online resource (vii, 91 p. : ill.) - Memoirs of the American Mathematical Society, 1947-6221 ; .
9781470408640 (online)