The educational geodetic network of the Agrarian technological institute - PDF (Russian)
Copyright (c) 2015 Докукин П.А., Исроилова Ф.М., Кеворков И.А., Нагапетян Г.Г.
![Creative Commons License](http://licensebuttons.net/l/by/4.0/88x31.png)
This work is licensed under a Creative Commons Attribution 4.0 International License.