Investigation of acid pre-flushing and pH-sensitive microgel injection in fractured carbonate rocks for conformance control purposesAlireza Teimouri, Saeid Sadeghnejad and Amir Hossein Saeedi DehaghaniOil Gas Sci. Technol. – Rev. IFP Energies nouvelles, 75 (2020) 52DOI: https://doi.org/10.2516/ogst/2020048