@article{10_4064_fm174_1_2,
     author = {Ali Enayat},
     title = {Counting models of set theory},
     journal = {Fundamenta Mathematicae},
     pages = {23--47},
     publisher = {mathdoc},
     volume = {174},
     number = {1},
     year = {2002},
     doi = {10.4064/fm174-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm174-1-2/}
}