=Evaluationen= * [https://www.researchgate.net/profile/Heinrich-Soebke/publication/344744105_Virtualization_of_Virtual_Field_Trips_A_Case_Study_from_Higher_Education_in_Environmental_Engineering/links/5f8d562ea6fdccfd7b6c0b60/Virtualization-of-Virtual-Field-Trips-A-Case-Study-from-Higher-Education-in-Environmental-Engineering.pdf Springer, C., Wehking, F., Wolf, M., Söbke, H.: Virtualization of Virtual Field Trips: A Case Study from Higher Education in Environmental Engineering. In: Proceedings of DELbA 2020 - Workshop on Designing and Facilitating Educational Location-based Applications co-located with the Fifteenth European Conference on Technology Enhanced Learning (EC-TEL 2020) Heidelberg, Germany, Online, September 15, 2020. CEUR Workshop Proceedings (2020).]