Modeling the Isentropic Head Value of Centrifugal Gas Compressor using Genetic ProgrammingFerozkhan Safiyullah, Shaharin Anwar Sulaiman, Nordin Zakaria, Mohd Shahrizal Jasmani and Syed Muhammad Afdhal GhazaliMATEC Web of Conferences, 38 (2016) 01001DOI: https://doi.org/10.1051/matecconf/20163801001