El-Isa, Z. External Organizations;
Mechie, James 0 Pre-GFZ, Departments, GFZ Publication Database, Deutsches GeoForschungsZentrum;
Prodehl, C. External Organizations;
El-Isa, Z., Mechie, J., Prodehl, C. (1986): S-wave and Poisson's ratio structure beneath central Jordan, (Spannung und Spannungsumwandlung in der Lithosphäre, SFB 108 Report 1984-86, Karlsruhe University).