Decisions of the three-divisible direct intersection weights being taken into account

Authors:
1
Kharkiv National Agrarian University
  1. Bronshtejn I. N., Semendjaev K. A. Spravochnik po matematike. — M.: Nauka, 1965.
  2. Selihanovich V. G. Geodezija. — M.: Nedra, 1981, ch. 2.