Chen, J.; Pattarawarapan, M.; Zhang, A. J.; Burgess, K. (2000). "Solution- and Solid-Phase Syntheses of Substituted Guanidinocarboxylic Acids". Journal of Combinatorial Chemistry. 2 (3): 276–281. doi:10.1021/cc990084b. PMID10827936. Contains a synthetic method for Lugduname, see Scheme 2
Nofre, C.; Glaser, D.; Tinti, J.-M.; Wanner, M. (2002). "Gustatory responses of pigs to sixty compounds tasting sweet to humans". Journal of Animal Physiology and Animal Nutrition. 86 (3–4): 90–96. doi:10.1046/j.1439-0396.2002.00361.x. PMID11972677.
Chen, J.; Pattarawarapan, M.; Zhang, A. J.; Burgess, K. (2000). "Solution- and Solid-Phase Syntheses of Substituted Guanidinocarboxylic Acids". Journal of Combinatorial Chemistry. 2 (3): 276–281. doi:10.1021/cc990084b. PMID10827936. Contains a synthetic method for Lugduname, see Scheme 2
Nofre, C.; Glaser, D.; Tinti, J.-M.; Wanner, M. (2002). "Gustatory responses of pigs to sixty compounds tasting sweet to humans". Journal of Animal Physiology and Animal Nutrition. 86 (3–4): 90–96. doi:10.1046/j.1439-0396.2002.00361.x. PMID11972677.