Hu, Guoqin, Xiaojun Wang, Hua Li, and Yadong Zhang. 2010. “Microwave-Assisted Synthesis of Di-Sec-Butyl Disulphide by Phase Transfer Catalysis under Solvent-Free Conditions”. Asian Journal of Chemistry 22 (9):7213-18. https://asianpubs.org/index.php/ajchem/article/view/11971.