Specification and implementation of directional operators in a 3D spatial query language for building information models
2009 ◽
Vol 23
(1)
◽
pp. 32-44
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2013 ◽
Vol 27
(4)
◽
pp. 444-456
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Keyword(s):
2019 ◽
Vol 33
(7)
◽
pp. 1444-1470
◽