TY - CPAPER AU - Cornelis Stal TI - USING NATIONAL DIGITAL ELEVATION MODELS FOR CROSS-BOUNDARY APPLICATIONS: A QUALITY ASSESSMENT T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Informatics, Geoinformatics and Remote Sensing PY - 2019 SP - 407 EP - 414 DO - 10.5593/sgem2019/2.2/s09.050 PB - STEF92 Technology ER -