Journal: | Mineracao metalurgia |
Database: | PERIÓDICA |
System number: | 000131117 |
ISSN: | 0100-6908 |
Year: | 1998 |
Season: | Ene-Feb |
Volumen: | 61 |
Number: | 545 |
Pages: | 17-18 |
Country: | Brasil |
Language: | Portugués |
Document type: | Artículo |
Approach: | Divulgación |
Disciplines: | Economía, Ingeniería |
Keyword: | Economía del transporte, Empresas, Ingeniería de transportes, Transportes, Ferrocarriles, Productividad, Brasil |
Keyword: | Economics, Engineering, Enterprises, Transport economics, Transportation engineering, Transports, Railroads, Productivity, Brazil |
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