Originally published as:
Ph.D. thesis, Cambridge University, 1992
Keywords: Change of base, enriched and internal categories, profunctors, equipments, bicategorical enrichment, biadjoints, persistent and flexible limits.
2010 MSC: 18D05, 18D20
Republished 2011-08-21 in:
Reprints in Theory and Applications of Categories,
No. 20 (2011) pp 1-266
http://www.tac.mta.ca/tac/reprints/articles/20/tr20.dvi
http://www.tac.mta.ca/tac/reprints/articles/20/tr20.ps
http://www.tac.mta.ca/tac/reprints/articles/20/tr20.pdf