Usmani, T. H., Tahir, M., Ahmed, M. A. and Damani, M. . A. (2002) “CATALYZED 0RGANOSOLV PULPING OF SUNFLOWER (HELIANTHUS ANNUS) STEMS BY LOWER ALIPHATIC ORGANIC ACIDS”, Biological Sciences - PJSIR, 45(1), pp. 34–40. Available at: https://v2.pjsir.org/index.php/biological-sciences/article/view/1740 (Accessed: 19 May 2024).