Muhammed E M & Stephen Mathew. (2010). Evaluation and comparison of polymorphism of beta casein gene in vechur and crossbred cattle of Kerala. Department of Animal Breeding, Genetics and Biostatistics, College of Veterinary and Animal Sciences.

Muhammed E M and Stephen Mathew. Evaluation and Comparison of Polymorphism of Beta Casein Gene in Vechur and Crossbred Cattle of Kerala. Mannuthy: Department of Animal Breeding, Genetics and Biostatistics, College of Veterinary and Animal Sciences, 2010.

Muhammed E M and Stephen Mathew. Evaluation and Comparison of Polymorphism of Beta Casein Gene in Vechur and Crossbred Cattle of Kerala. Department of Animal Breeding, Genetics and Biostatistics, College of Veterinary and Animal Sciences, 2010.