@book{27685,
	author = {Sarukhán, Jose},
	title = {Studies on plant demography: Ranunculus repens L., R. bulbosus L. and R. acris L.},
	url = {https://drive.google.com/file/d/1aETLe5rKUIFFlv8Q3L_kZxSvABkO19Wa/view?usp=drivesdk}
}