@InCollection{foerstner24:Uncertain, author = {W. F�rstner}, booktitle = {Collected Notes, V1.0}, year = {2024}, date = {2024-06-08}, title = {{Uncertain Ellipses}}, page = {297}, chapter = {23}, publisher = {Institute for Geodesy and Geoinformation, Uni Bonn}, type = {Techreport},} 
