@software{heikkila_2021_4719220, author = {Heikkilä, Timo T. and Laine, Ossi and Savela, Juho and Nummenmaa, Lauri}, title = {Onni: An online experiment platform for research}, month = apr, year = 2021, publisher = {Zenodo}, version = {v1.1}, doi = {10.5281/zenodo.4719220}, url = {https://doi.org/10.5281/zenodo.4719220} }