共 50 条
- [24] COMPILATION OF EARTHQUAKE CATALOGS AS A TASK OF CLUSTERING ANALYSIS WITH LEARNING DOKLADY AKADEMII NAUK SSSR, 1987, 292 (05): : 1083 - 1086
- [26] INDUSTRY STANDARDS FOR MICROFICHE PARTS CATALOGS PROCEEDINGS OF THE ANNUAL CONFERENCE AND EXPOSITION NATIONAL MICROGRAPHICS ASSOCIATION, 1975, 24 : 379 - 382
- [30] Union Catalogs of Learning Objects: Why Not? TECHNOLOGY ENHANCED LEARNING: QUALITY OF TEACHING AND EDUCATIONAL REFORM, 2010, 73 : 590 - 594