References Konbif

  1. ↑ US Dept of Agriculture. "Clostridium botulinum" (PDF). Dicapai pada December 13, 2016.
  2. ↑ "Ingested Nitrates and Nitrites, and Cyanobacterial Peptide Toxins". NCBI.NLM.NIH.gov. International Agency for Research on Cancer. Dicapai pada August 6, 2018.