Unusual Sunrise and Sunset Terminator Variations in the Behavior of Sub-Ionospheric VLF Phase and Amplitude Signals Prior to the Mw7.8 Turkey Syria Earthquake of 6 February 2023. - Mohammed Y. Boudjada; Pier Francesco Biagi; Hans U. Eichelberger; Giovanni Nico; Konrad Schwingenschuh; Patrick H. M. Galopeau; Maria Solovieva; Michael Contadakis; Valery Denisenko; Helmut Lammer; Wolfgang Voller; Franz Giner (Remote. Sens., 2024)