TY - CONF A1 - Peter, S. A1 - Langendörfer, Peter A1 - Piotrowski, Krzysztof T1 - On Concealed Data Aggregation for Wireless Sensor Networks Y1 - 2011 UR - https://opus4.kobv.de/opus4-UBICO/frontdoor/index/index/docId/5819 ER -