Ling RuanYi LongLing ZhangGuonian Lv2025-05-142025-05-142021jz000145-0224https://tustorage.ulb.tu-darmstadt.de/handle/tustorage/20682550A Platform and Its Applied Modes for Geography Fieldwork in Higher Education Based on Location ServicesArticlehttps://doi.org/10.3390/ijgi10040225