Daniela Florescu Donald Kossmann Storing and Querying XML Data using an RDMBS. 27-34 1999 22 IEEE Data Eng. Bull. 3 db/journals/debu/debu22.html#FlorescuK99 DEBU22-3/P27.pdf http://sites.computer.org/debull/99sept/we.ps conf/icde/BronczWK98 conf/sigmod/DeutschFS99 ... conf/vldb/ShanmugasundaramGTZDN99 ...