A methodology is described for understanding the interaction of karstic aquifers with allogenic rivers, where little information is available. This methodology
The 2(1,0)n-1P°, 2(1,0)n +3P°, 2(0,1)n+1P°, and 2(0,1)n-3P° intershell Rydberg series of the helium-like ions are investigated in the framew