Items where Author is "Luigand, Ragnar"
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Luigand, Ragnar (2016) Turismisisild Rakvere Vallimäele. [thesis] [en] Tourism bridge to Rakvere Vallimäe Hill.
Luigand, Ragnar (2014) Profiilpleki PP-45B paigutiste uurimine. [thesis] [en] Research into the Displacement of Corrugated Steel PP-45B.