Wilen, Samuel H.; Kremer, Chester B.; Waltcher, Irving (1961). "Polystyrene—A multistep synthesis: For the undergraduate organic chemistry laboratory". J. Chem. Educ. 38 (6): 304–305. Bibcode:1961JChEd..38..304W. doi:10.1021/ed038p304.
Engels, W.J.M.; Dekker, R.; De Jong, C.; Neeter, R.; Visser, S. (1997). "A comparative study of volatile compounds in the water-soluble fraction of various types of ripened cheese". International Dairy Journal. 7 (4): 255–263. Bibcode:1997IntDJ...7..255E. doi:10.1016/S0958-6946(97)00003-4.
Panten, Johannes; Surburg, Horst (2016). "Flavors and Fragrances, 3. Aromatic and Heterocyclic Compounds". Ullmann's Encyclopedia of Industrial Chemistry. pp.1–45. doi:10.1002/14356007.t11_t02. ISBN978-3-527-30673-2.
Wilen, Samuel H.; Kremer, Chester B.; Waltcher, Irving (1961). "Polystyrene—A multistep synthesis: For the undergraduate organic chemistry laboratory". J. Chem. Educ. 38 (6): 304–305. Bibcode:1961JChEd..38..304W. doi:10.1021/ed038p304.
Engels, W.J.M.; Dekker, R.; De Jong, C.; Neeter, R.; Visser, S. (1997). "A comparative study of volatile compounds in the water-soluble fraction of various types of ripened cheese". International Dairy Journal. 7 (4): 255–263. Bibcode:1997IntDJ...7..255E. doi:10.1016/S0958-6946(97)00003-4.