@book{21988,
	author = {Ruggles, Clive, ed.},
	title = {Archaeoastronomy and Ethnoastronomy: Building Bridges between Cultures},
	publisher = {Cambridge University Press                                  },
	year = {2011},
	series = {IAU Symposium; no. 278},
	address = {Cambridge                                                   },
	url = {https://www.cambridge.org/core/journals/proceedings-of-the-international-astronomical-union/issue/AB45A08EAC0792C2E2C9FB5CBE79E3D3}
}