New method of swing observation to determine accurate plummet position at the plumb line for both connecting surveys and orientation measurements

by Černota, Pavel, Staňková, Hana, Gašinec, Juraj, Labant, Slavomír
Source: 1. Acta Montanistica Slovaca 1. Roč. 19, č. 4 (2014), s. 221-227 1. 1335-1788