PAPERS:

• Le théorème de de Rham pour les préstratifications abstraites. C. R. Acad. Sci. Paris Sér. A-B 273 1971 A886-A889. MR 44 #7559
• Sur la cohomologie de de Rham des préstratifications de Whitney. C. R. Acad. Sci. Paris Sér. A-B 274 (1972), A1340-A1343. MR 45 #4448
• Local homological properties of algebraic sets. Manuscripta math. 7 (1972), 55-66, with D. Burghelea. MR 46 #9386
• Integration on Whitney statifications. Rev. Roum. Pure et Appl. 17 (1972), 1473-1480.  MR 48 #6461
• Remarques sur les idéaux premiers des algèbres enveloppantes. Rev. Roum. Math. Pure et Appl. 20 (1975),  423-428, with   H.  Moscovici.  MR 51 #12968
• Cocycle representations of solvable Lie groups. Math. Zeitschrift 160 (1978), 183-194, with H. Moscovici. MR 58 #11220
• Harmonically induced representations of nilpotent Lie groups. Inventiones Math. 48 (1978), 61-73, with H. Moscovici. MR 80a:22011
• Quantization and projective representations of solvable Lie groups. Trans. A.M.S. 246 (1978), 173-192, with H. Moscovici. MR 80i:22026
• Holomorphically induced representations of solvable Lie groups. Bull. Sci. Math., 102 (1978), 273-286,  with H. Moscovici. MR 80i:22025
• Triangulation of stratified bundles. Manuscripta math. 30 (1982), 425-445. MR 81f:57019
• Les application topologiquement stables sont triangulables. C. R. Acad. Sci. Paris Sér. I Math. 296 (1983), no. 5, 271-274. MR 84e:58013
• A de Rham type theorem for orbit spaces. Proc. Amer. Math. Soc.104 (1988), 300-302. MR 89j:57033
• Locally efficient monotone operators. Proc. Amer. Math. Soc. 109 (1990), 195-204, with M. E. Verona. Abstract / MR 91c:47112
• Remarks on subgradients and e-subgradients. Set-Valued Analysis 1 (1993), 261-272, with M. E.  Verona. Abstract / MR 94j:49024
• Regular maximal monotone operators. Set-Valued Analysis 6 (1998), 303-312, with M. E. Verona. Abstract / MR 99k:47130
• Regular maximal monotone operators and the sum theorem. J. Convex Anal. 7 (2000), no. 1, 115-128, with M. E. Verona. Abstract / MR 2001h:47087
• A simple proof of the sum formula for subdifferentials. Bull. Austral. Math. Soc., 63 (2001), 337-339, with M. E. Verona. MR 2002b:47142
• Regularity and the Brondsted-Rockafellar properties of maximal monotone operators. Set-Valued Analysis 14 (2006), 149-157, with M. E. Verona.

  BOOKS:

• Introduction to the Cohomology of Lie Algebras. Ed. Academiei, Bucharest, 1974, (in Romanian).
• Stratified Mappings - Structure and Triangulability. Lecture Notes in Mathematics, 1102. Springer Verlag, 1984. Abstract /MR 86k:58010.