1. Velocity of compressional waves and elastic anisotropy of some igneous and metamorphic rocks;Babuška;Trav. Inst. Géophys. Acad. Tehécosl. Sci.,1965
2. Elastic anisotropy of igneous and metamorphic rocks;Babuška;Studia geophys. etgeod.,1968
3. Elastic anisotropy of the upper mantle and the Mohorovičič discontinuity;Babuška;Studia geophys. et geod.,1970
4. Results of model investigation on two- and three-dimensional test models;Behrens;Studia geophys. et geod.,1971
5. Investigation of wave phenomena on corrugated interfaces by schlieren method;Behrens;Proc. XI Assem. Eur. Seismol Comm., Obs. Roy. De Belg., Ser. A.,1971