Basic information on Earth rotation
Basic information (in german only) are available including texts and graphics describing and illustrating the main aspects on Earth rotation as published in Schuh et al. (2003).
[Schuh, H., Dill, R., Greiner-Mai, H., Kutterer, H., Müller, J., Nothnagel, A., Richter, B., Rothacher, M., Schreiber, U., & Soffel, M. (2003): Erdrotation und globale dynamische Prozesse. Mitteilungen des Bundesamtes für Kartographie und Geodäsie Band 32, Frankfurt a. M.]