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  3. Volume 34, 1981
  4. The influence of changes in the tension of the invar strips of leveling rails on the value of their average meter length

The influence of changes in the tension of the invar strips of leveling rails on the value of their average meter length

ISTCGCAP.
1981;
Volume 34, Number 34
: 76-78
Authors:
  1. P. Pavliv
  2. P. I. Pnevsky
1
National Forestry University of Ukraine
2
Lviv Polytechnic National University
  1. Instrukcija po nivelirovanija І, ІІ, ІІІ, ІV klassov. - M.: Nedra, 1974.
  2. Kalinowska B. Niekotore problemy komparacji i badania precyzyjnych lat niwelacyjnych. - Geodezja i kartografia. 1978, №3.