1. Allen, R.G.D. (1975): Index Numbers in Theory and Practice, Macmillan Press, London.
2. Banerjee, K.S. (1975): Cost of Living Index Numbers: Practice, Precision and Theory, Marcel Dekker, Inc., New York.
3. Banerjee, K.S. (1977): On the Factorial Approach Providing the True Index of Cost of Living, Vandenhoeck & Ruprecht in Göttingen, Germany, Applied Statistics and Econometric Series, Heft 5.
4. Banerjee, K.S. (1978): On the Factorial Approach Providing the True Index of Cost of Living: an interpretation of a apecial pair of equations. comm. in Statistics, A(7)9, 851–856.
5. Vogt, Arthur (1978): Divisia Indices on Different Paths, Theory and Applications of Economic Indices, Edited by Eichhorn W., Henn R., Opitz O. and Shephard, R.W., Physica-Verlag, Würburg, Wien.