Sarwono, A. and Man, Z. and Bustam, M.A. and Subbarao, D. and Idris, A. and Muhammad, N. and Khan, A.S. and Ullah, Z. (2018) Swelling mechanism of urea cross-linked starch�lignin films in water. Environmental Technology (United Kingdom), 39 (12). pp. 1522-1532. ISSN 09593330