Sumber: https://repository.usu.ac.id/bitstream/handle/123456789 /1320/tkimia- Netti.pdf;jsessionid=CC3F0A625569B00161ED25A3873B2 79D?sequence=1 Sumber: https://journal.ipb.ac.id/index.php/jurnaltin/article/view/ 16136 126 │KAnomW,dkk.