Proudfoot, John R. (2013). "Reaction Schemes Visualized in Network Form: The Syntheses of Strychnine as an Example". Journal of Chemical Information and Modeling. 53 (5): 1035–1042. doi:10.1021/ci300556b. PMID23597302.
Proudfoot, John R. (2013). "Reaction Schemes Visualized in Network Form: The Syntheses of Strychnine as an Example". Journal of Chemical Information and Modeling. 53 (5): 1035–1042. doi:10.1021/ci300556b. PMID23597302.