@article{10_4064_fm_83_3_263_268,
     author = {John Baldwin},
     title = {Atomic compactness in $\ensuremath{\aleph}_1$ - categorical {Horn} theories},
     journal = {Fundamenta Mathematicae},
     pages = {263--268},
     publisher = {mathdoc},
     volume = {83},
     number = {3},
     year = {1973},
     doi = {10.4064/fm-83-3-263-268},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-83-3-263-268/}
}