共 50 条
- [33] EDUCATIONAL-DEVELOPMENT IN DEVELOPING-COUNTRIES [J]. EDUCATIONAL FORUM, 1964, 29 (01): : 39 - 43
- [34] RESEARCH AND DEVELOPMENT IN TELECOMMUNICATIONS IN DEVELOPING-COUNTRIES [J]. TELECOMMUNICATION JOURNAL, 1983, 50 (03): : 140 - 146
- [35] EDUCATIONAL ORGANIZATION IN DEVELOPING-COUNTRIES - DEMOGRAPHIC GROWTH - FRENCH - JONES,GW [J]. POPULATION, 1975, 30 (06): : 1186 - 1187
- [36] GOVERNMENTS AND MINING COMPANIES IN DEVELOPING-COUNTRIES - COBBE,JH [J]. JOURNAL OF DEVELOPING AREAS, 1981, 15 (03): : 504 - 506
- [38] MINING AGREEMENTS IN DEVELOPING-COUNTRIES - SOME RECENT EXAMPLES [J]. METALL, 1978, 32 (05): : 492 - 495