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Gambill, C. R. (1972). "Benzenesulfonyl chloride does react with tertiary amines. The Hinsberg test in proper prospective". Journal of Chemical Education. 49 (4): 287. Bibcode:1972JChEd..49..287G. doi:10.1021/ed049p287.
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Gambill, C. R. (1972). "Benzenesulfonyl chloride does react with tertiary amines. The Hinsberg test in proper prospective". Journal of Chemical Education. 49 (4): 287. Bibcode:1972JChEd..49..287G. doi:10.1021/ed049p287.