@article{Nordt2021,
author = {Nordt, Birgit and Hensen, Isabell and Bucher, Solveig Franziska and Freiberg, Martin and Primack, Richard B. and Stevens, Albert-Dieter and Bonn, Aletta and Wirth, Christian and Jakubka, Desiree and Plos, Carolin},
year = {2021},
language = {eng},
copyright = {https://creativecommons.org/licenses/by-nc-nd/4.0/},
title = {The PhenObs initiative: A standardised protocol for monitoring phenological responses to climate change using herbaceous plant species in botanical gardens},
volume = {35},
pages = {821 - 834},
url = "http://dx.doi.org/10.17169/refubium-29496",
}