Recruitment Strategies in App-Based Travel Surveys: Methodological ExplorationsGunnhild Beate Antonsen Svaboe,Trude Tørset,Jardar LohneSSRN Electronic Journal(2021)引用 0|浏览0暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要