1. J.C. Agarwal, I. Klumpar, F.D. Zybert, Simple Material Balance Model, Chem., Eng. Prog., vol. 74, June 1978, n° 6, pp. 68–71.
2. F. Albarede, A. Provost, Petrological and Geochemical Mass-Balance Equations: An Algorithm for Least Square Fitting and General Error Analysis, Comput. and Geosciences, vol. 3, 1977, pp. 309–326.
3. G.M. Anosova, S.E. Aronina, I. Ya. Shtral, Algorithmes de Correction des Debits dans les Equations de Bilan-Matiere, Khim. Prom-St., Aviom. Khim. Proizvod, 1980, n° 1, pp. 22–26.
4. L. Badea, I. Belcea, Optimazarea Multicriteriala A Bilanturilor De Mareriale Ale Sistemelor Complexe, Rev. Chim. (Bucarest), vol. 31, 1980, n° 2, pp. 173–175.
5. R.F. Baldus, L.L. Edwards, Mass and Energy Balances for Complete Kraft Mills, A.I.ChE, Se. (USA), vol. 75, 1979, n° 184, pp. 56–61