@article{MM2_1980__32_154724,
     author = {Rudolf-E. Hoffmann},
     title = {Sequences of {Adjoints} for {Ens-Valued} {Functors.}},
     journal = {Manuscripta mathematica},
     pages = {191--210},
     publisher = {mathdoc},
     volume = {32},
     year = {1980},
     zbl = {0475.18003},
     url = {http://geodesic.mathdoc.fr/item/MM2_1980__32_154724/}
}