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S. Breaz, T. Brzeziński
The Baer-Kaplansky theorem for all abelian groups and modules
Bull. Math. Sci. (2021), (on-line first).
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T. Brzeziński, W. Szymański
An algebraic framework for noncommutative bundles with homogeneous fibres
Algebra and Number Theory 15 (2021), no. 1, 217-240.
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10.2140/ant.2021.15.217
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A. Dobrogowska, G. Jakimowicz
Generalization of the concept of classical r-matrix to Lie algebroids
J. Geom. Phys. 165 (2021), 1-15, (Available online: 26.03. 2021, article no 104227).
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10.1016/j.geomphys.2021.104227
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I. Malinowska
Influence of complemented subgroups on the structure of finite groups
Int. J. Group Theory 10 (2021), no. 2, 65-74.
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10.22108/ijgt.2019.119105.1570
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A. McKee
Weak amenability for dynamical systems
Studia Math. 258 (2021), 53-70, (Published online 15 October 2020.).
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10.4064/sm200227-20-7
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K. Petelczyc
Correction to: Configurational axioms derived from Möbius configurations
Acta Math. Hungar. 163 (2021), no. 1, 334.
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K. Petelczyc, K. Prażmowski
Multiplied configurations induced by quasi difference sets
Bull. Iranian Math. Soc. 47 (2021), no. 1, 111-133, (Published: 21 March 2020).
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10.1007/s41980-020-00370-0
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K. Petelczyc, K. Prażmowski, M. Żynel
Geometry of the parallelism in polar spine spaces and their line reducts
Ars Math. Contemp. (2021), (on-line first).
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10.26493/1855-3974.2201.b65
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M. Prażmowska, K. Prażmowski
Configurations representing a skew perspective; a classification of (15_4 20_3)-configurations reflecting abstract properties of a perspective between tetrahedrons
Bull. Inst. Combin. Appl. 91 (2021), 41-79.
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B. Rybołowicz, T. Brzeziński, S. Mereta
From pre-trusses to skew braces
Publ. Mat. (2021), (to appear, https://arxiv.org/abs/2007.05761).