2024-03-29T07:28:16Zhttps://upcommons.upc.edu/oai/requestoai:upcommons.upc.edu:2117/803732020-07-23T20:07:17Zcom_2117_15797com_2117_28577com_2117_3935com_2117_28579com_2117_21311com_2117_28581col_2117_3055col_2117_3937col_2117_80374oai:upcommons.upc.edu:2117/3672292022-05-11T10:40:33Zcom_2117_15797com_2117_28577com_2117_21311com_2117_28581col_2117_3055col_2117_80374openAccess