Torrezão de Sousa, Susana Countable homogeneous coloured partial orders Susana Torrezão de Sousa and J. K. Truss - 48 S. - Dissertationes mathematicae 455 . - 455 . - Dissertationes mathematicae 455 . Nat. Bib. Agency Control No.: 288370937 DE-576 316096783 US-OCoLC Subjects--Index Terms: