@ARTICLE {
        FSFNRSic23,
	AUTHOR = "J. Fuentes-Sep{\'u}lveda and D. Gatica and G. Navarro and
        	  A. Rodr{\'i}guez and D. Seco",
	TITLE = "Compact Representations of Spatial Hierarchical
		 Structures with Support for Topological Queries",
        JOURNAL = "Information and Computation",
	VOLUME = 292,
	PAGES = "article 105029",
	YEAR = 2023
        }