Ivanov, Stefan; Minchev, Ivan; Vassilev, Dimiter Quaternionic contact Einstein manifolds. (English) Zbl 1372.53049 Math. Res. Lett. 23, No. 5, 1405-1432 (2016). Reviewer: Maria Falcitelli (Bari) MSC: 53C25 53C26 53C21 PDFBibTeX XMLCite \textit{S. Ivanov} et al., Math. Res. Lett. 23, No. 5, 1405--1432 (2016; Zbl 1372.53049) Full Text: DOI
Cleyton, Richard; Ivanov, Stefan Conformal equivalence between certain geometries in dimension 6 and 7. (English) Zbl 1204.53019 Math. Res. Lett. 15, No. 4, 631-640 (2008). MSC: 53C10 53C55 PDFBibTeX XMLCite \textit{R. Cleyton} and \textit{S. Ivanov}, Math. Res. Lett. 15, No. 4, 631--640 (2008; Zbl 1204.53019) Full Text: DOI arXiv
Ivanov, Stefan; Parton, Maurizio; Piccinni, Paolo Locally conformal parallel \(G_2\) and \(\operatorname{Spin}(7)\) manifolds. (English) Zbl 1118.53028 Math. Res. Lett. 13, No. 2-3, 167-177 (2006). Reviewer: Joseph D. Zund (Las Cruces) MSC: 53C27 53C10 53C25 PDFBibTeX XMLCite \textit{S. Ivanov} et al., Math. Res. Lett. 13, No. 2--3, 167--177 (2006; Zbl 1118.53028) Full Text: DOI arXiv
Ivanov, Stefan Connections with torsion, parallel spinors and geometry of Spin(7) manifolds. (English) Zbl 1073.53065 Math. Res. Lett. 11, No. 2-3, 171-186 (2004). Reviewer: Marisa Fernandez (Bilbao) MSC: 53C27 53C29 53C25 53C55 81T30 PDFBibTeX XMLCite \textit{S. Ivanov}, Math. Res. Lett. 11, No. 2--3, 171--186 (2004; Zbl 1073.53065) Full Text: DOI arXiv