Gardner, B. J. Later developments based on some ideas of Andrunachievici: special radicals and the lemma. (English) Zbl 1426.16017 Bul. Acad. Ştiinţe Repub. Mold., Mat. 2018, No. 2(87), 113-137 (2018). MSC: 16N80 PDFBibTeX XMLCite \textit{B. J. Gardner}, Bul. Acad. Științe Repub. Mold., Mat. 2018, No. 2(87), 113--137 (2018; Zbl 1426.16017) Full Text: Link
Gardner, B. J.; Stewart, P. N. Prime essential rings. (English) Zbl 0713.16011 Proc. Edinb. Math. Soc., II. Ser. 34, No. 2, 241-250 (1991). Reviewer: P.N.Stewart MSC: 16N60 16S35 16D25 16S70 PDFBibTeX XMLCite \textit{B. J. Gardner} and \textit{P. N. Stewart}, Proc. Edinb. Math. Soc., II. Ser. 34, No. 2, 241--250 (1991; Zbl 0713.16011) Full Text: DOI