Ben-Asher J., Nobel P. S., Yossov E., Mizrahi Y., Net CO2 uptake rates for Hylocereus undatus and Selenicereus megalanthus under field conditions: Drought influence and a novel method for analyzing temperature dependence, Photosynthetica, 2006, 44(2):181-186, doi: 10.1007/s11099-006-0004-y
Stem CO₂-exchange measurements and drought and temperature responses of two pitahayas under growing conditions.