Wolfram Kahl. Relational semigroupoids: Abstract relation-algebraic interfaces for finite relations between infinite types. Journal of Logic and Algebraic Programming, 76(1):60-89, 2008. [doi]
@article{Kahl08:0,
title = {Relational semigroupoids: Abstract relation-algebraic interfaces for finite relations between infinite types},
author = {Wolfram Kahl},
year = {2008},
doi = {10.1016/j.jlap.2007.10.008},
url = {http://dx.doi.org/10.1016/j.jlap.2007.10.008},
tags = {relational algebra, algebra},
researchr = {https://researchr.org/publication/Kahl08%3A0},
cites = {0},
citedby = {0},
journal = {Journal of Logic and Algebraic Programming},
volume = {76},
number = {1},
pages = {60-89},
}