Facile production of recycled paper bio-foam via citric acid crosslinking: an eco-friendly thermal insulation packaging material Leave a Comment / 2024 / By admin Facile production of recycled paper bio-foam via citric acid crosslinking: an eco-friendly thermal insulation packaging material Itkor, Pontree, Youn Suk Lee, Ajit Kumar Singh, Athip Boonsiriwit, Chattraya Ngamlerst, Myungho Lee, and Seok ChoiCellulose (2024): 1-15.