TY - JOUR AU - Fazhan Geng AU - Minggen Cui TI - Analytical Approximation to Solutions of Singularly Perturbed Boundary Value Problems JO - Bulletin of the Malaysian Mathematical Society PY - 2010 VL - 33 IS - 2 UR - http://geodesic.mathdoc.fr/item/BMMS_2010_33_2_a5/ ID - BMMS_2010_33_2_a5 ER -