Estimating Population Size of Informal Employment in Urban Tourism Based on Capture-mark-recapture Approach: A Case Study of Beijing
Wang Jinwei, Wang Guoquan, Zhang Saiyin, Wang Xin
SCIENTIA GEOGRAPHICA SINICA . 2022, (7): 1239 -1249 .  DOI: 10.13249/j.cnki.sgs.2022.07.011