On endomorphisms of groups of order 36Leibak, Alar; Puusemp, PeeterProceedings of the Estonian Academy of Sciences2016 / p. 237-254 https://doi.org/10.3176/proc.2016.3.06 https://artiklid.elnet.ee/record=b2798395*est Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS