King, C. und Lydon, S. 2007. Educating Science Teachers in Earth Science Teaching: The Earth Science Education Unit Initiative in England and Wales, and its Transfer to Scotland. Zeitschrift für Geographiedidaktik (ZGD). 35, 4 (Dez. 2007), 272–286. DOI:https://doi.org/10.60511/zgd.v35i4.225.