@mastersthesis{mastersthesis5f5b7689,
title   = {Existence of extensions of semilattices of groups by groups, cohomology, and crossed modules for inverse semigroups},
author = {Makuta, Mayumi and Dokuchaev, Michael and Khrypchenko, Mykola},
year = {2020},
school = {Universidade de São Paulo}
}