@article{CTGDC_1992__33_1_33_0,
     author = {Heggie, Murray},
     title = {The left derived tensor product of $\mathcal {CAT}$ valued diagrams},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {33--53},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {33},
     number = {1},
     year = {1992},
     mrnumber = {1163426},
     zbl = {0779.18009},
     language = {en},
     url = {http://archive.numdam.org/item/CTGDC_1992__33_1_33_0/}
}