1. Bainbridge T.R. 1963. Staggered, nested designs for estimating variance components. American Society for Quality Control, Convention Transactions, 1963, 93–103.
2. The Use of Transformations
3. Beus A.A. 1976. Geochemistry of the Lithosphere (revised from the first Russian publication, 1972). Mir Publishers, Moscow.
4. Beus A.A. Grigorian S.V. 1975. Geochemical Exploration Methods for Mineral Deposits (English translation, 1977). Applied Publishing Ltd, Wilmette.
5. Statistical estimation of the accuracy of assaying;Craven;Transactions of the Institution of Mining & Metallurgy,1954