共 50 条
- [1] ECONOMIC-ASPECTS OF CUTTING CONDITION IDENTIFICATION [J]. ENGINEERING AND PROCESS ECONOMICS, 1979, 4 (2-3): : 355 - 360
- [2] ECONOMIC-ASPECTS AND PROBLEMS OF THE NEW LAND REGULATION [J]. RIVISTA INTERNAZIONALE DI SCIENZE ECONOMICHE E COMMERCIALI, 1979, 26 (02): : 201 - 203
- [5] ECONOMIC-ASPECTS [J]. JOURNAL OF THE AUSTRALIAN INSTITUTE OF AGRICULTURAL SCIENCE, 1979, 45 (03): : 174 - 178