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2. A comparison of methods for computing parameter estimates for a mixture of normal distributions;Bezdek,1853
3. Identifiability of mixtures;Teicher;A. Math. Statist.,1961
4. Identifiability of finite mixtures;Teicher;A. Math. Statist.,1963
5. On the identifiability of finite mixtures;Yakowitz;A. Math. Statist.,1968