1. Banchi per la certificazione del componentifrenanti;Presciani;Ingegneria Ferroviaria,2003
2. Levels of particulate air pollution, its elemental composition, determinants and health effects in metro systems;Nieuwenhuijsen;Atmos. Environ.,2007
3. Generation of nanoparticles from friction between railway brake disks and pads;Namgung;Environ. Sci. Technol.,2016
4. Railway regulation UIC 541-3: Brakes – Disc Brakes and their application -general conditions for the approval of brake pads, https://uic.org/catalog.
5. Railway regulation UIC 541-4: Brakes – Brakes with Composite Brake Blocks – General Conditions For Certification Of Composite Brake Blocks, https://uic.org/catalog.