TY - JOUR AU - Duda, J. TI - A Lyapunov functional for a system with a time-varying delay JO - International Journal of Applied Mathematics and Computer Science PY - 2012 SP - 327 EP - 337 VL - 22 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IJAMCS_2012_22_2_a6/ LA - en ID - IJAMCS_2012_22_2_a6 ER -