00359nam a2200121Ia 4500082001800000100001900018245008200037260003900119300002700158490004200185500000500227700000500232  a512bSi614.LR  aSimson, Daniel  aLinear representations of partially orderd sets and vector space categoriesb  aSwitzerlandbGordon & Breachc1992  axv, 499p. Index. Bibl.  aAlgebra, logic and applicationsv v.4  a  a