Our authors
| № | Country | Authors | 
| 1 | Algeria | 9 | 
| 2 | Bulgaria | 19 | 
| 3 | Great Britain | 1 | 
| 4 | Germany | 3 | 
| 5 | Georgia | 2 | 
| 6 | Egypt | 10 | 
| 7 | India | 12 | 
| 8 | Iraq | 12 | 
| 9 | Iran | 3 | 
| 10 | China (PRC) | 3 | 
| 11 | Morocco | 27 | 
| 12 | Mongolia | 1 | 
| 13 | Nigeria | 11 | 
| 14 | Russia | 92 | 
| 15 | Switzerland | 2 | 

 
	 
	 
	 
| № | Country | Authors | 
| 1 | Algeria | 9 | 
| 2 | Bulgaria | 19 | 
| 3 | Great Britain | 1 | 
| 4 | Germany | 3 | 
| 5 | Georgia | 2 | 
| 6 | Egypt | 10 | 
| 7 | India | 12 | 
| 8 | Iraq | 12 | 
| 9 | Iran | 3 | 
| 10 | China (PRC) | 3 | 
| 11 | Morocco | 27 | 
| 12 | Mongolia | 1 | 
| 13 | Nigeria | 11 | 
| 14 | Russia | 92 | 
| 15 | Switzerland | 2 |