scientific article, 2017
author: M V Eitzel, Jessie Oliver, Chris Santos-Lang, Ruth Duerr, Arika Virapongse, Christopher Kyba, Anne Bowser, Caren Cooper, Andrea Sforzi, Anya Nova Metcalfe, Martin Thiel, Mordechai Haklay, Lesandro Ponciano, Joseph Roche, Luigi Ceccaroni, Daniel Dörler, Florian Heigl, Qijun Jiang