TY - JOUR AU - Karandjulov, L. AU - Stoyanova, Y. TI - Boundary-Value Problems for almost Nonlinear Singularly Perturbed Systems of Ordinary Differential Equations JO - Serdica Mathematical Journal PY - 2000 SP - 309 EP - 330 VL - 26 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SMJ2_2000_26_4_a2/ LA - en ID - SMJ2_2000_26_4_a2 ER -