1. A. Andreotti -C. D. Hill -S. Łojasiewicz -B. Mackichan,Complexes of differential operators. The Mayer-Vietoris sequence, Invent. Math.,35 (1976), pp. 43–86.
2. A. Andreotti -M. Nacinovich,Analytic convexity, Ann. Scuola Norm. Sup. Pisa,7 (1980), pp. 287–372.
3. A.Andreotti - M.Nacinovich,Analytic convexity and the principle of Phragmèn-Lindelöf, Quaderni Scuola Norm. Sup. Pisa (1980), pp. 181.
4. A. Andreotti -M. Nacinovich,Noncharacteristic hypersurfaces for complexes of differential operators, Ann. Mat. Pura e Appl., (IV),125 (1980), pp. 13–83.
5. A. Andreotti -M. Nacinovich,Complexes of partial differential operators, Ann. Scuola Norm. Sup. Pisa, (4), 3 (1976), pp. 553–621.