Mondal, Abul Kalam \(\ast\)-Ricci soliton and gradient \(\ast\)-Ricci soliton on three dimensional \(N(k)\)-contact metric manifolds. (English) Zbl 1473.53068 Differ. Geom. Dyn. Syst. 23, 144-154 (2021). MSC: 53C25 53C15 PDFBibTeX XMLCite \textit{A. K. Mondal}, Differ. Geom. Dyn. Syst. 23, 144--154 (2021; Zbl 1473.53068) Full Text: Link
Mondal, Abul Kalam; De, U. C. Second order parallel tensor on \(N(k)\)-contact metric manifolds. (English) Zbl 1200.53030 Differ. Geom. Dyn. Syst. 12, 158-165 (2010). MSC: 53C15 53C40 PDFBibTeX XMLCite \textit{A. K. Mondal} and \textit{U. C. De}, Differ. Geom. Dyn. Syst. 12, 158--165 (2010; Zbl 1200.53030)