Alexander Zhdanov's Research Works | National Aviation University ...

Maybe your like

Connection issue

We're experiencing a technical problem connecting to this page. Please try again later.

Access denied

You do not have access to www.researchgate.net.

The site owner may have set restrictions that prevent you from accessing the site.

Ray ID: 9b8397c04fd2fdec
Timestamp: 2026-01-03 15:40:07 UTC
Your IP address: 103.110.85.167
Requested URL: www.researchgate.net/scientific-contributions/Alexander-Zhdanov-2163218825
Error reference number: 1020
Server ID: FL_964F11
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36

Ray ID: 9b8397c04fd2fdec

Client IP: 103.110.85.167