http://192.168.1.231:8080/dulieusoDIGITAL_123456789/19263| Title: | Developing Mathematics in Third World Countries, Proceedings of the International Conference |
| Authors: | M.E.A.El Tom |
| Issue Date: | 1979 |
| Publisher: | North-Holland |
| URI: | https://www.sciencedirect.com/science/bookseries/03040208/33 http://192.168.1.231:8080/dulieusoDIGITAL_123456789/19263 |
| Appears in Collections: | Ngoại ngữ |
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