Mariano Pérez Camacho, Angelica Vianney Chicas Reyes and Ricardo Pérez Camacho 2023. RESPONSE OF A FIRST-ORDER SERIES SYSTEM TO THE TRANSFER FUNCTION, THE LIQUID LEVEL OF TWO INTERACTING TANKS. EPRA International Journal of Multidisciplinary Research (IJMR). 9, 1 (Jan. 2023), 47–76.