Unidad de congresos y servicios interuniversitarios
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| Format: | Tesis de licenciatura |
| Published: |
México
1985
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000000839 https://tesiunamdocumentos.dgb.unam.mx/pmig2018/0000839/Index.html |