Citation: | Rong Li. EMIGRATION THINKING AND POVERTYALLEVIATION IN KARST AREAS WITHHARD LIVING CONDITIONS IN GUIZHOU— With a Special Reference to the Mashan Area of Ziyun County[J]. CARSOLOGICA SINICA, 1999, 18(2): 190-196. doi: 10.3969/j.issn.1001-4810.1999.02.013 |