共 50 条
- [42] PROBLEMS OF LONG-TERM DEPRECIATION AND MAINTENANCE PROCEEDINGS OF THE INSTITUTION OF CIVIL ENGINEERS, 1966, 35 (NOV): : 556 - &
- [46] PROBLEMS OF LONG-TERM GEOGRAPHIC PREDICTION SOVIET GEOGRAPHY REVIEW AND TRANSLATION, 1968, 9 (09): : 755 - 765
- [49] PROBLEMS AND ORGANIZATION OF LONG-TERM PSYCHOPHARMACOTHERAPY ARZNEIMITTEL-FORSCHUNG, 1969, 19 (3A): : 529 - &