TY - JOUR AU - Nouri, M. AU - Maleknejad, K. TI - NUMERICAL SOLUTION OF DELAY INTEGRAL EQUATIONS BY USING BLOCK PULSE FUNCTIONS ARISES IN BIOLOGICAL SCIENCES JO - International Journal of Mathematical Modeling & Computations VL - 6 IS - 3 SP - 221 EP - 231 PY - 2016 DO - ER -