R. Fernandez-Fernandez, J.G. Victores, D. Estévez, C. Balaguer. Robot Imitation through Vision, Kinesthetic and Force Features with Online Adaptation to Changing Environments. 2018 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS). , ISBN: 978-1-5386-8094-0, pages: 6546 - 6551, IEEE. 2018-10-04, Madrid, Spain. 2018.