Guidelines for cave and karst protection. Prepared by the WCPA Working Group on Cave and Karst Protection
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Main Authors: | , , , , |
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Format: | biblioteca |
Published: |
Gland (Suiza)
1997
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Subjects: | CUEVAS, CONSERVACION DE LOS RECURSOS, PARQUES NACIONALES, RESERVAS NATURALES, COOPERACION INTERNACIONAL, |
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