@article{10_4064_fm_103_3_183_188,
     author = {Leo Marcus},
     title = {An expansion of an $\ensuremath{\aleph}_0$-categorical model},
     journal = {Fundamenta Mathematicae},
     pages = {183--188},
     publisher = {mathdoc},
     volume = {103},
     number = {3},
     year = {1979},
     doi = {10.4064/fm-103-3-183-188},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-103-3-183-188/}
}