1. Aczél J (1946) The notion of mean values. Nor. Vidensk. Selsk. Forh. 19:83–86
2. Aczél J (1961) Vorlesungen über Funktionalgleichungen und ihre Anwendungen. VEB Deutscher Verlag der Wissenschaften, Berlin
3. Allo F (2019) Consolidating rock-physics classics: A practical take on granular effective medium models. The Leading Edge 38:334–340
4. Almqvist BSG, Mainprice D, Madonna C, Burlini L, Hirt AM (2011) Application of differential effective medium, magnetic pore fabric analysis, and X-ray microtomography to calculate elastic properties of porous and anisotropic rock aggregates. J Geophys Res 116:B01204
5. Anderson B, Bryant I, Lüling M, Spies B, Helbig K (1994) Oilfield anisotropy: Its origins and electrical characteristics. Oilfield Rev:48–56