Francis Borceux is a category theorist at Louvain (Belgium). He wrote a 3-volume
He coauthored books
F. Borceux, George Janelidze, Galois theories, Cambridge Studies in Advanced Mathematics 72
F. Borceux, Dominique Bourn, Mal'cev, protomodular, homological and semi-abelian categories, Mathematics and Its Applications 566, Kluwer 2004
Francis Borceux, Gilberte Van den Bossche, Algebra in a localic topos with applications to ring theory, Lecture Notes in Mathematics 1038, Springer 1983, ix+240 pp. MR85h:18005
Some other papers
F. Borceux, I. Stubbe, A short introduction to enriched categories, pdf
Francis Borceux, Gilberte Van Den Bossche, Recovering a frame from its sheaves of algebras, Journal of Pure and Applied Algebra 28, 2, May 1983, 141-154, doi
Francis Borceux, On algebraic localizations, MR84c:18007, in Category theory (Gummersbach, 1981), pp. 13–22, Lecture Notes in Math. 962, Springer 1982.
That paper in the LNM Gummersbach volume has only short sketches of proofs. There is a larger French preprint version with full proofs: