1.
Simonian IR. VARIETIES OF SOLID DISTRIBUTIVE SEMIGROUPS. Proc. YSU A: Phys. Math. Sci. [Internet]. 2000 Oct. 13 [cited 2026 Jun. 12];34(2 (193):117-9. Available from: https://journals.ysu.am/proceedings-phys-math/article/view/vol34_no2_2000_pp117-119