Impacto de las actividades petroleras sobre la vegetacion de la cuenca media y baja del Rio Tonala, Mexico
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| Format: | Tesis de maestría |
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MX
1991
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000153766 http://132.248.9.195/pmig2019/0153766/Index.html |