Rabab Alkhalifa, Iman Bilal, Hsuvas Borkakoty, Jose Camacho-Collados, Romain Deveaud, Alaa El-Ebshihy, Luis Espinosa-Anke, Gabriela Gonzalez-Saez, Petra Galuščáková, Lorraine Goeuriot, Elena Kochkina, Maria Liakata, Daniel Loureiro, Philippe Mulhem, Florina Piroi, Martin Popel, Christophe Servan, Harish Tayyar Madabushi, Arkaitz Zubiaga (2023): Extended Overview of the CLEF-2023 LongEval Lab on Longitudinal Evaluation of Model Performance. In: Working Notes of the Conference and Labs of the Evaluation Forum (CLEF 2023), pp. 2181-2203, CEUR-WS, Aachen, Germany (pdf, bibtex)