Stegemann, Jens, Hans-Christoph Timm, y Manfred Küppers. 2012. «LIGHT ENVIRONMENT AND PHOTOSYNTHESIS OF AN UNDERSTORE AND A PIONNER SPECIES FROM PREMONTANE RAINFOREST OF COSTA RlCA». Pensamiento Actual 2 (2). https://revistas.ucr.ac.cr/index.php/pensamiento-actual/article/view/3929.