TY - BOOK T1 - Standard specifications for highway materials and methods of sampling and testing LA - English PP - Washington PB - American Association of State Highway Officials YR - 1961 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dfi.23481 OP - 401 KW - MATERIALES KW - CEMENTOS KW - MATERIALES BITUMINOSOS KW - SUELOS KW - AGREGADOS KW - LADRILLOS KW - ASFALTOS KW - ALCANTARILLAS KW - PINTURAS KW - ACEROS KW - HORMIGONES KW - MADERAS ER -