D. F. Pichoasamin Morales, V. P. Astudillo Cortez, W. G. Yugcha Quinatoa, P. C. Catota Ocapana, and B. D. Benalcázar Lopez, “Cascade control strategy to regulate the liquid level in a didactic process station”, CONECTIVIDAD, vol. 4, no. 2, pp. 98–114, Jul. 2023.