Gunga, Hanns-Christian, Andreas Werner, Oliver Opatz, Alexander Stahn, Karl Kirsch, Frank Sattler, and Jochim Koch. 2015. “A NEW NON-INVASIVE DEVICE TO MONITOR CORE TEMPERATURE ON EARTH AND IN SPACE”. Annales Kinesiologiae 3 (1). https://ojs.zrs-kp.si/index.php/AK/article/view/62.