| 
1st Author:
 | 
Nikolaeva, Svetlana V. 
 | 
| 
2nd Author:
 | 
Kullmann, Jürgen 
 | 
| 
3rd Author:
 | 
 | 
| 
Year:
 | 
1998 | 
| 
Title:
 | 
A review of Middle Namurian ammonoid biostratigraphy. | 
| 
Reference:
 | 
Newsletters on Stratigraphy, 36: 117-144, 15 figs., Berlin, Stuttgart. | 
| 
Keywords:
 | 
L.Carbon.;M.Namurian biostrati | 
| 
Link:
 | 
	
 |