@article{10_21136_CMJ_1989_102333,
author = {Trlifaj, Jan},
title = {Lattices of orthogonal theories},
journal = {Czechoslovak Mathematical Journal},
pages = {595--603},
year = {1989},
volume = {39},
number = {4},
doi = {10.21136/CMJ.1989.102333},
mrnumber = {1017992},
zbl = {0725.16024},
language = {en},
url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1989.102333/}
}
Trlifaj, Jan. Lattices of orthogonal theories. Czechoslovak Mathematical Journal, Tome 39 (1989) no. 4, pp. 595-603. doi: 10.21136/CMJ.1989.102333
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