Development of a method for leveling the ІІІ class with drafted wooden racks using the method of combining

1
Lviv Polytechnic National University
2
Lviv Polytechnic National University

1. Instrukcija po nivelirovaniju I, II, i Iv klassov. M., 1974. 
2. Rukovodstvo po topograficheskoj s#emke v masshtabah 1 : 5000, 1 : 2000, 1 : 1000 i 1 : 500.  Vysotnye seti. M., 1976.