SHEPHERD, Alexandra; HENSHALL, Audrey S; POWELL, Faye; RAPSON, Sheila; WICKHAM-JONES, Caroline. A Neolithic ring-mound at Midtown of Pitglassie, Auchterless, Aberdeenshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 126, p. 17–51, 1997. DOI: 10.9750/PSAS.126.17.51. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9928. Acesso em: 18 jun. 2024.