@article{MZ_1975__142_172186,
     author = {Heinrich P. Lotz and Donald I. Cartwright},
     title = {Some {Characterizations} of {AM-} and {AL-Spaces.}},
     journal = {Mathematische Zeitschrift},
     pages = {97--104},
     publisher = {mathdoc},
     volume = {142},
     year = {1975},
     zbl = {0285.46009},
     url = {http://geodesic.mathdoc.fr/item/MZ_1975__142_172186/}
}