@article{hernandezleo:hal-00777116, TITLE = {{SOS: Orchestrating Collaborative Activities Across Digital and Physical Spaces Using Wearable Signaling Devices.}}, AUTHOR = {Hern{\'a}ndez-Leo, Davinia and Nieves, Raul and Arroyo, Ernesto and Rosales, Andrea and Melero, Javier and Blat, Josep}, URL = {https://telearn.hal.science/hal-00777116}, JOURNAL = {{Journal of Universal Computer Science}}, PUBLISHER = {{Graz University of Technology, Institut f{\"u}r Informationssysteme und Computer Medien}}, VOLUME = {18}, NUMBER = {15}, PAGES = {2165-2186}, YEAR = {2012}, KEYWORDS = {CSCL ; activities across spaces ; augmented physical spaces ; classroom orchestration ; collaborative learning flows ; wearable devices}, HAL_ID = {hal-00777116}, HAL_VERSION = {v1}, }