@article{WojciechowskiPogscheba2022, author = {Wojciechowski, Manfred and Pogscheba, Patrick}, title = {Building a COVID-Safe Navigation App Using a Meta-Model Based Context Server}, journal = {sensors}, volume = {22}, number = {24}, pages = {1 -- 14}, doi = {10.3390/s22249890}, year = {2022}, }