Magpantay, C. Highly active absorbent for SO2 removal prepared from coal ash (Part 2). Philippine Engineering Journal.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMagpantay, C.G. "Highly Active Absorbent for SO2 Removal Prepared from Coal Ash (Part 2)." Philippine Engineering Journal .
एमएलए (9वां संस्करण) प्रशस्ति पत्रMagpantay, C.G. "Highly Active Absorbent for SO2 Removal Prepared from Coal Ash (Part 2)." Philippine Engineering Journal, .
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.