by Battaglia, Erika, Monti, Roberto, Righini, Alberto
Published in Annali di matematica pura ed applicata (01.02.2020)

Published in Transactions of the American Mathematical Society (01.02.2016)

by Ren Takagi
Published in Journal of Geometry (05.05.2023)

Published in Transactions of the American Mathematical Society (01.02.2016)

by Djorić, Mirjana, Okumura, Masafumi
Published in Monatshefte für Mathematik (01.05.2008)

by Kon, S H, Loo, TeeHow
Published in Bulletin of the Malaysian Mathematical Sciences Society (01.07.2006)

by Hamada, Tatsuyoshi
Published in Glasgow mathematical journal (01.10.1999)

by CAHEN, M, FRANC, A, GUTT, S
Published in Letters in mathematical physics (01.08.1989)

by Lee, Sung-Baik, Han, Seung-Gook, Kim, Nam-Gil, Kon, Masahiro
Published in Geometriae Dedicata (01.02.1995)

by Fischer, Gerd
Published in Aequationes mathematicae (01.06.1988)

by Zhou, Kai, Gu, Zhenhua, Wu, Hongfeng
Published in AIMS mathematics (01.05.2025)

by Sheu, Albert Jeu-Liang
Published in Journal of noncommutative geometry (21.04.2021)

by Alkhaldi, Ali H., Laurian-Ioan, Pişcoran, Ahmad, Izhar, Ali, Akram
Published in Mathematics (Basel) (01.01.2022)

by Rodman, Leiba, Šemrl, Peter
Published in Linear & multilinear algebra (01.09.2006)

by Adachi, Hiroyuki, Ishiki, Goro, Kanno, Satoshi
Published in Progress of theoretical and experimental physics (01.02.2023)

by IVERSON, JOSEPH W., JASPER, JOHN, MIXON, DUSTIN G.
Published in Forum of Mathematics, Sigma (2020)

by KIM, BYUNG HAK, KIM, IN-BAE, MAEDA, SADAHIRO
Published in Glasgow mathematical journal (01.01.2020)

by Gudmundsson, Sigmundur
Published in Geometriae dedicata (01.11.1994)

by Gonzalez, Jesus
Published in Forum mathematicum (21.02.2000)

by Guirao, Juan Luis García, Llibre, Jaume
Published in Taiwanese journal of mathematics (01.02.2012)