Silvio Salza Giovanni Barone Tadeusz Morzy A Distributed Algorithm for Global Query Optimization in Multidatabase Systems. 95-106 adbis98/P095.pdf 1998 ADBIS db/conf/adbis/adbis98.html#SalzaBM98 conf/adbis/98 db/conf/adbis/SalzaBM98.html http://link.springer.de/link/service/series/0558/bibs/1475/14750095.htm conf/pdis/AmsalegFTU96 conf/vldb/DuKS92 conf/sigmod/DuSD95 books/acm/kim95/KimCGS95 journals/sigmod/LeeCL95 conf/ride/LuS92 conf/ride/LuOG93 books/acm/kim95/MengY95 journals/debu/OzcanNKED97 conf/icdt/SalzaBM95 journals/csur/ShethL90 conf/icde/ZhuL94 conf/pdis/ZhuL96