@article{drehmel_chilton_2002, title={Characterization and toxicity of Amanita cokeri extract}, volume={28}, ISSN={["0098-0331"]}, DOI={10.1023/A:1017986108720}, number={2}, journal={JOURNAL OF CHEMICAL ECOLOGY}, author={Drehmel, DC and Chilton, WS}, year={2002}, month={Feb}, pages={333–341} }
 @article{chilton_drehmel_2001, title={Cyclopropyl amino acids of Amanita}, volume={29}, number={8}, journal={Biochemical Systematics and Ecology}, author={Chilton, W. S. and Drehmel, D. C.}, year={2001}, pages={853–855} }