, Astronomical Institute of the Academy of Sciences of the Czech Republic, Ondřejov Observatory, Czechia
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Geoinformatics FCE CTU Vol. 15 No. 1 (2016) - Articles
Hypotheses about geoglyphs at Nasca, Peru: new discoveries
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Geoinformatics FCE CTU Vol. 14 No. 2 (2015) - Articles
New discoveries on astronomical orientation of Inca site in Ollantaytambo, Peru
Abstract PDF