R. Mercer The Excavation of an Earthwork Enclosure at Long Knowe, Eskdale, Dumfriesshire, 1976 Iron Age TDGNHAS Series III, 56 (1981), 38(WARNING very large file size: 42.64 MB)
R. Mercer Excavations and Field Survey of an Iron Age Landscape in Upper Eskdale, Dumfriesshire Proceedings TDGNHAS Series III, 83 (2009), 248(WARNING large file size: 5.11 MB)