publication venue for
- ISOMETRIC EMBEDDING VIA STRONGLY SYMMETRIC POSITIVE SYSTEMS 2018
 - TOTALLY QUASI-UMBILIC TIMELIKE SURFACES IN R1,2 2012
 - BACKLUND TRANFORMATIONS AND DARBOUX INTEGRABILITY FOR NONLINEAR WAVE EQUATIONS 2009
 - Geometry of sub-Finsler Engel manifolds 2007
 - Homogeneous Bäcklund transformations of hyperbolic Monge–Ampère systems 2002
 - The generalized Chazy equation and Schwarzian triangle functions 1998