Sinaga, M. Z. E., Gea, S., Zuhra, C. F., Sihombing, Y. A., Zaidar, E., Sebayang, F. and Ningsih, T. U. (2021) “The effect of plasticizers and chitosan concentration on the structure and properties of Gracilaria sp.-based thin films for food packaging purpose”, Polimery, 66(2). doi: 10.14314/polimery.2021.2.5.