TY - CONF AU - Gustavo Ripper AU - Beverly Payne C2 - Proceedings of COBEM'99, 15th Brazilian Congress of Mechanical Engineering, , 1, BR DA - 1999-01-01 00:01:00 LA - en PB - Proceedings of COBEM'99, 15th Brazilian Congress of Mechanical Engineering, , 1, BR PY - 1999 TI - International comparison of acceleration standards - Preliminary results of the SIM project AV-1 ER -