Adem GA, Kreamid ZK. Preparation of De-emulsifier of Gemini Surfactant & it’s Application in Oil Industry. Journal of Petroleum Research and Studies [انترنت]. 1 أغسطس، 2010 [وثق 12 نوفمبر، 2026];1(1):30-6. موجود في: https://jprs.gov.iq/index.php/jprs/article/view/25