Physical-Layer Abstraction for Hybrid GNSS and 5G Positioning Evaluations. - José A. del Peral-Rosado; David Bartlett; Florin Grec; Lionel Ries; Roberto Prieto-Cerdeira; José A. Lopez-Salcedo; Gonzalo Seco-Granados; Olivier Renaudin; Christian Gentner; Ronald Raulefs; Enrique Dominguez-Tijero; Alejandro Fernandez-Cabezas; et al. (VTC Fall, 2019)