1. [B-M] Brownawell, W.D., Masser, D.W.: Multiplicity estimates for analytic functions I. Crelle J.314, 200?216 (1980)
2. [Ch1] Chudnovsky, G.V.: Algebraic independence of constants, connected with exponential and elliptic functions. Dokl. Ukr. Acad. Sciences,8, 697?700 (1976)
3. [Ch2] Chudnovsky, G.V.: Analytical methods in diophantine approximations. Preprint IM-74-9, Inst. of Math. Kiev, 1974
4. [Ch3] Chudnovsky, G.V.: Algebraic grounds for the proof of algebraic independence. I. Preprint IHES, July 1978. Comm. Pure. Appl. Math., in press (1980)
5. [Ch4] Chudnovsky, G.V.: Arithmetical properties of values of analytical functions. Oberworlfach Conference, 1977