@incollection{Essa12, author = {Khalid S. Essa}, title = {Retracted: New Techniques for Potential Field Data Interpretation}, booktitle = {New Achievements in Geoscience}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Hwee-San Lim}, chapter = {2}, doi = {10.5772/35050}, url = {https://doi.org/10.5772/35050} }