Alejandro González Antonio Cárdenas Mauro Eduardo Maya Davide Piovesan The Kapitza's Pendulum as a Concurrent Strategy for Maintaining Upright Posture. 4875-4878 2021 EMBC https://doi.org/10.1109/EMBC46164.2021.9630009 conf/embc/2021 db/conf/embc/embc2021.html#GonzalezCMP21