Phusanga, D.; Koppitz, J. The semigroup of linear terms. (English) Zbl 1437.08004 Asian-Eur. J. Math. 12, No. 7, Article ID 2050005, 9 p. (2019). MSC: 08A30 08A55 20M10 PDFBibTeX XMLCite \textit{D. Phusanga} and \textit{J. Koppitz}, Asian-Eur. J. Math. 12, No. 7, Article ID 2050005, 9 p. (2019; Zbl 1437.08004) Full Text: DOI
Denecke, K.; Phusanga, D. Hyper-pseudoformulas and \(M\)-solid ordered pseudovarieties. (English) Zbl 1247.08002 Demonstr. Math. 44, No. 4, 723-738 (2011). Reviewer: Anna Zamojska-Dzienio (Warsaw) MSC: 08B15 06A15 06F99 PDFBibTeX XMLCite \textit{K. Denecke} and \textit{D. Phusanga}, Demonstr. Math. 44, No. 4, 723--738 (2011; Zbl 1247.08002) Full Text: DOI