TY - JOUR A1 - Chen, G. A1 - Cheng, Q. A1 - Liu, T. A1 - Yang, Y. T1 - Mapping local singularities using magnetic data to investigate the volcanic rocks of the Qikou depression, Dagang oilfield, eastern China JO - Nonlin. Processes Geophys. J1 - NPG VL - 20 IS - 4 SP - 501 EP - 511 Y1 - 2013/07/12 PB - Copernicus Publications SN - 1607-7946 UR - https://npg.copernicus.org/articles/20/501/2013/ L1 - https://npg.copernicus.org/articles/20/501/2013/npg-20-501-2013.pdf DO - 10.5194/npg-20-501-2013 ER -