1. Abdelrahman E-SM, El-Araby HM, El-Araby TM, Abo-Ezz ER (2003) A least-squares derivatives analysis of gravity anomalies due to faulted thin slabs. Geophysics 68:535–543
2. Albertella A, Migliaccio F, Sansó F, Tscherning CC (2000) The space-wise approach—overall scientific data strategy. In: Sünkel H (ed) From Eötvös to Milligal, Final Report, ESA Study, ESA/ESTEC Contract No 13329/98/NL/GD, pp 267–298
3. Ardalan AA, Grafarend EW (2001) Ellipsoidal geoidal undulations (ellipsoidal Bruns formula). J Geod 75:544–552
4. Arfken G (1968) Mathematical methods for physicists. Academic Press, New York
5. Balakin AB, Daishev RA, Murzakhanov ZG, Skochilov AF (1997) Laser-interferometric detector of the first, second and third derivatives of the potential of the Earth gravitational field. Izvestiya vysshikh uchebnykh zavedenii, seriya Geologiya i Razvedka 1:101–107