Permutation groups arising from pattern involvement Erkko Lehtonen OriginalPaper 21 September 2019 Pages: 251 - 298
Nilpotent primer hypermaps with hypervertices of valency a prime Shaofei DuKai Yuan OriginalPaper 26 September 2019 Pages: 299 - 316
Faithful permutation representations of toroidal regular maps Maria Elisa FernandesClaudio Alexandre Piedade OriginalPaper 27 September 2019 Pages: 317 - 337
Quotients of the Hermitian curve from subgroups of \(\mathrm{PGU}(3,q)\) without fixed points or triangles Maria MontanucciGiovanni Zini OriginalPaper 01 October 2019 Pages: 339 - 368
Signed counts of real simple rational functions Boulos El HilanyJohannes Rau OriginalPaper 09 October 2019 Pages: 369 - 403
Quasi-quantum groups obtained from tensor braided Hopf algebras Daniel Bulacu OriginalPaper 14 October 2019 Pages: 405 - 453