共 109 条
- [2] WHERE IS A RESEARCH FRONTIER [J]. ANNALS OF THE ASSOCIATION OF AMERICAN GEOGRAPHERS, 1963, 53 (04) : 429 - 440
- [4] [Anonymous], 2016, REFRAMING SUSTAINABL
- [5] [Anonymous], 2000, BEST PRACTICE PROTEC
- [6] [Anonymous], 1997, P INT C MIN ENV BERL
- [7] [Anonymous], PARKS PERIL PEOPLE P
- [8] [Anonymous], 2002, ENV DEV SUSTAINABILI, DOI DOI 10.1023/A:101633612562
- [9] Apanowicz J., 1997, ZARYS METODOLOGII PR
- [10] Barbag J., 1959, PRZEGL GEOGR, V31, P495