TY - GENERIC DO - 10.20944/preprints202108.0087.v1 UR - http://dx.doi.org/10.20944/preprints202108.0087.v1 TI - Fabrication Methods of the Polygonal Masonry of Large Stone Blocks with Fitted Curved Surfaces in Megalithic Structures of Peru T2 - Preprints AU - Lapshin, Rostislav PY - 2021 DA - 2021/08/03 PB - Preprints