Geodesic
Mixed idempotent Abelian groups
Fundamentalʹnaâ i prikladnaâ matematika, Tome 22 (2019) no. 5, pp. 153-157 
A. G. Tisovsky. Mixed idempotent Abelian groups. Fundamentalʹnaâ i prikladnaâ matematika, Tome 22 (2019) no. 5, pp. 153-157. http://geodesic.mathdoc.fr/item/FPM_2019_22_5_a15/
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     author = {A. G. Tisovsky},
     title = {Mixed idempotent {Abelian} groups},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {153--157},
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     volume = {22},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2019_22_5_a15/}
}
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Voir la notice de l'article provenant de la source Math-Net.Ru

An Abelian group is called idempotent if any element is idempotent for some multiplication. This paper contains a complete description of torsion-free idempotent groups and periodic idempotent groups. We also give a description of mixed idempotent groups.

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