Pedraza-Vera, V.E., Santos Sánchez, N.F., Rojas Rauda, R.I. and Santos Sánchez, O.J. 2026. Optimal Linear Control Applied to a pH and Volume Control Process: An Economic Feasibility Assessment. International Journal of Combinatorial Optimization Problems and Informatics. 18, 1 (Sep. 2026), 101–110. DOI:https://doi.org/10.61467/2007.1558.2027.v18i1.1485.