1. Akin, K., Buchsbaum, D.A., Weyman, J.: Resolutions of determinantal ideals: The submaximal minors. preprint, to appear in Advances in Math.
2. Avramov, L.L.: Obstructions to the existence of multiplicative structures on minimal free resolutions. Preprint series 9, Math. inst. Stockholms univ. (1979)
3. Buchsbaum, D.A., Eisenbud, D.: What annihilates a module? J. of Alg.47, 231?242 (1977)
4. Buchsbaum, D.A., Rim, D.: A generalized Koszul complex II. TAMS111, 197?224 (1964)
5. Burch, L.: On ideals of finite homological dimension in local rings. Proc. Camb. Phil. Soc.64, 941?946 (1968)