Spotlight on the use of new natural surfactants in colloidal gas aphron (CGA) fluids: A mechanistic studyMohammad Ali Ahmadi, Morteza Galedarzadeh and Seyed Reza ShadizadehEur. Phys. J. Plus, 132 12 (2017) 519DOI: https://doi.org/10.1140/epjp/i2017-11792-1