TY - JOUR AU - Agwa, M. A. AU - Pinto da Costa, A. TI - Using symbolic computation in the characterization of frictional instabilities involving orthotropic materials JO - International Journal of Applied Mathematics and Computer Science PY - 2015 SP - 259 EP - 267 VL - 25 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IJAMCS_2015_25_2_a5/ LA - en ID - IJAMCS_2015_25_2_a5 ER -