1. ARNOLD, V.I.: Normal forms of functions in neighbourhoods of degenerate critical points. Uspechi Math. Nauk.29 (1974), 11?49
2. ARNOLD, V.I.: Critical points of smooth functions. Proceedings of the International Congress of Math. Vancouver (1974), Vol.1, 19?39
3. ARNOLD, V.I.: Local normal forms of functions. Invent. math.35, 87?109 (1976)
4. ARTIN, M.: Algebraic construction of Brieskorn's resolutions. J. of Alg.29, 330?348, (1974)
5. BRIESKORN, E.: Singular elements of semisimple algebraic groups. Congrès international des mathématiciens, Nice, Tome2, 279?284, 1971