TITLE : Discovering location based services: a unified approach for heterogeneous indoor localization systems AUTHOR(S) : Furfari F, Crivello A, Baronti P, Barsocchi P, Girolami M, Palumbo F, Quezadagaibor D, Mendoza Silva Gm, Torressospedra J TYPE : Journal article YEAR : 2021 CODE : 438954 *** DO NOT EDIT THIS FILE ***