HENSHALL, Audrey S. A Long Cist Cemetery at Parkburn Sand Pit, Lasswade, Midlothian. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 89, p. 252–283, 1958. DOI: 10.9750/PSAS.089.252.283. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8494. Acesso em: 24 apr. 2024.