共 50 条
- [31] ABSENTEEISM AND DRUG CONSUMPTION IN RELATION TO CIGARETTES SMOKING AND TO CHRONIC-BRONCHITIS IN A WORKING POPULATION [J]. REVUE FRANCAISE DES MALADIES RESPIRATOIRES, 1977, 5 (01): : 135 - 146
- [32] IMPORTANCE OF COAL IN STEEL-INDUSTRY OF SOUTH-AFRICA CONSIDERING GRADES OF COAL AVAILABLE [J]. STAHL UND EISEN, 1976, 96 (19): : 920 - 921
- [35] CHRONIC-BRONCHITIS AND BRONCHIAL-ASTHMA IN WORKERS EMPLOYED IN LACQUERINGS OF FURNITURE INDUSTRY [J]. ZDRAVSTVENI VESTNIK, 1987, 56 (04): : 131 - 136
- [36] A NOTE ON THE WORKING-CONDITIONS OF SUBCONTRACTING ESTABLISHMENTS IN IRON AND STEEL-INDUSTRY [J]. HITOTSUBASHI JOURNAL OF SOCIAL STUDIES, 1980, 12 (01): : 47 - 66
- [37] APPLICATION OF ERGONOMICAL KNOWLEDGE FOR LAYOUT OF WORKING PLACES IN THE GERMAN STEEL-INDUSTRY [J]. STAHL UND EISEN, 1979, 99 (13): : 671 - 674
- [38] DEVELOPMENT OF WORKING HOURS, WAGES, SALARIES AND LABOR COSTS IN THE STEEL-INDUSTRY [J]. STAHL UND EISEN, 1987, 107 (07): : 303 - 306
- [40] PERSONNEL STRUCTURE, WORKING HOURS AND WORKING COSTS IN THE STEEL-INDUSTRY OF THE FEDERAL-REPUBLIC-OF-GERMANY [J]. STAHL UND EISEN, 1989, 109 (11): : 533 - 537