TY - BOOK T1 - Studded tires and highway safety : feasibility of determining indirect benefits T2 - National Cooperative Highway Research Program; report 176 PP - Washington PB - Transportation Research Board YR - 1977 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dfi.23688 OP - 42 SN - 0309025435 KW - SEGURIDAD KW - CARRETERAS KW - CAMINOS ER -