Geoinformation internet system for environmental monitoring in the productive activity area of oil and gas industry enterprises - PDF (Орыс тілі)
© Yakubailik O.E., 2010
![Creative Commons License](http://licensebuttons.net/l/by/4.0/88x31.png)
Бұл мақала лицензия бойынша қолжетімді Creative Commons Attribution 4.0 International License.