Response surface methodology model to optimize concentration of agar, alginate and carrageenan for the improved properties of biopolymer film. - Fathiraja, Parthiban; Gopalrajan, Sugumar; Karunanithi, Masilan; Nagarajan, Muralidharan; Obaiah, Mohan Chitradurga; Durairaj, Sukumar; Neethirajan, Neethiselvan (Polymer Bulletin, 2022)