Geodesic
Pretrees and arborescent convexities
Zapiski Nauchnykh Seminarov POMI, Geometry and topology. Part 12, Tome 415 (2013), pp. 75-90 Cet article a éte moissonné depuis la source Math-Net.Ru

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We prove that the class of pretrees, the theory of which is developed by L. Ward [11], B. Bowditch [2], S. Adeleke and P. Neumann [1], and others, is canonically isomorphic to the class of arborescent convexity spaces introduced by P. Duchet [6] in the framework of abstract convexity theory. 
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A. V. Malyutin. Pretrees and arborescent convexities. Zapiski Nauchnykh Seminarov POMI, Geometry and topology. Part 12, Tome 415 (2013), pp. 75-90. http://geodesic.mathdoc.fr/item/ZNSL_2013_415_a10/

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[8] A. V. Malyutin, Pretrees and the shadow topology, Preprint No 23, PDMI, 2012

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