17. A canonical compatible metric for geometric structures on nilmanifolds, Annals of Global Analysis and Geometry 30 (2006), 107-138.
16. Minimal metrics on nilmanifolds, Proc. Diff. Geom. App., Prague, Sept. 2004 (2005), 77-94. arXiv
15. Weak symmetry in naturally reductive homogeneous nilmanifolds, Rocky Mountains Journal of Mathematics 34 (2004), no. 1.
14. On the moment map fo the variety of Lie algebras, Journal of Functional Analysis 202 (2003), 392-423.
13. Examples of Anosov diffeomorphisms, Journal of Algebra 262 (2003), 201-209.
12. Degenerations of Lie algebras and geometry of Lie groups, Differential Geometry and its Applications 18 (2003), 177-194.
11. Finding Einstein solvmanifolds by a variational method, Mathematische Zeitschrift 241 (2002), 83-99.