title: the bt-tree : a branched and temporal access method david b. lomet , betty salzberg , linan jiang , manuel barrena garcía. authors: nan. venue: vldb. year: 2000.0
title: mv3r-tree : a spatio-temporal access method for timestamp and interval queries yufei tao , dimitris papadias very large data bases 2001. authors: nan. venue: nan. year: nan