Marcos Kawazoe Aguilera Svend Frølund Vassos Hadzilacos Stephanie Lorraine Horn Sam Toueg Brief Announcement: Abortable and Query-Abortable Objects. 534-536 2006 conf/wdag/2006 DISC http://dx.doi.org/10.1007/11864219_37 db/conf/wdag/disc2006.html#AguileraFHHT06