Publications on acoustic axes in crystals

1. Topological approach to investigation of acoustic axes in crystals, Crystallography Reports (Kristallografiya), 2006, V. 51, no. 1, 104-109 (with B.M. Darinskii and V.G. Zvyagin).

 

2. Longitudinal normals and existence of acoustic axes in crystals, Nonlinear Analysis B: Real World Applications, V. 10 (2009), 798-809 (with B.M. Darinskii and V.G. Zvyagin).