@article{IIGUM_2024_48_a8,
     author = {Beibut Sh. Kulpeshov and Sergey V. Sudoplatov},
     title = {Variations of rigidity for ordered theories},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {129--144},
     publisher = {mathdoc},
     volume = {48},
     year = {2024},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2024_48_a8/}
}