• Status report for the EUREF Working Group “European Unified Height Reference”Schwabe, Joachim; Sacher, Martina; Liebsch, Gunter; Lidberg, Martin; Denker, Heiner; Ågren, Jonas; Alfredsson, Anders; Barzaghi, Riccardo; Bilker-Koivula, Mirjam; Ellmann, Artu; Varbla, SanderEUREF Symposium 2025 : Abstracts Book2025 / p. 14 https://euref2025.segal.ubi.pt/wp-content/uploads/2025/06/EUREF-SYMPOSIUM-ABSTRACT-BOOK-FINAL.pdf