1. A duality for torsion-free modules of finite ranks over a discrete valuation ring;Arnold;Proc. London Math. Soc.,1972
2. Discrete valuation domains and ranks of their minimal extensions;Facchini;Rend. Sem. Mat. Unit. Padova,1986
3. Modules over Valuation Domains;Fuchs,1985
4. Multiplicative Ideal Theory;Gilmer,1972