Ulyanovsk State Agricultural Academy named after P.A. Stolypin
1,
The Federal Service for State Registration, Cadastre and Cartography (Rosreestr). The office of the Ulyanovsk region
2,
Abstract:
The geodetic marks (centres) used at creation of basic networks are considered. As basic ones it is thus recommended to use a tubular type of marks with the centres, borne onto a small table.
(2013) Geodetic marks (centres) at the reference boundary network creation. Geodesy and cartography = Geodezia i Kartografia, (5), pp. 12-15. (In Russian).