@article{DMGAA_2023_43_2_a11,
     author = {Kumduang, Thodsaporn and Leeratanavalee, Sorasak},
     title = {The partial many-sorted algebras of terms and formulas with fixed variables count},
     journal = {Discussiones Mathematicae. General Algebra and Applications},
     pages = {339--362},
     publisher = {mathdoc},
     volume = {43},
     number = {2},
     year = {2023},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGAA_2023_43_2_a11/}
}