1. “Road Surface Characteristics: Their Interaction and Their Optimization” OECD Scientific Technical Group, Organisation for Economic Cooperation and Development, Paris, 1984.
2. STN EN ISO 13473-5, Characterization of pavement texture by use of surface profiles. Part 5: Determination of megatexture, in Slovak: Charakterizovanie textúry vozovky s použitím profilov povrchu. Časť 5: Stanovenie megatextúry.
3. M. KOVÁČ et al. : Diagnostics of serviceability parameters of pavements, in Slovak: Diagnostika parametrov prevádzkovej spôsobilosti vozoviek, EDIS Žilina 2012. ISBN 978-80-554-0568-1.
4. Operating manual: TWO friction meter (Traction Watcher One). Olsense Technology AS, VAT reg. No.: 991 206 604.
5. STN EN 13036-1, Road and airfield surface characteristics.Test methods. Part 1: Measurement of pavement surface macrotexture depth using a volumetric patch technique, in Slovak: Povrchové vlastnosti vozoviek a letiskových plôch. Skúšobné metódy. Časť 1: Meranie hĺbky makrotextúry povrchu vozovky odmernou metódou.