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- [21] ELLIPTIC-CURVES AND IDEAL CLASS-GROUPS OF QUARTIC FIELDS COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE, 1993, 316 (03): : 217 - 220
- [22] THE DETERMINATION OF SUBGROUPS IN IDEAL CLASS-GROUPS OF REAL QUADRATIC FIELDS CHINESE SCIENCE BULLETIN, 1992, 37 (11): : 890 - 893