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Santoso, Santoso, Herdis, Herdis, Arifiantini, Raden Iis, Gunawan, Asep, AND Sumantri, Cece. " Hubungan antara Konsentrasi Testosteron, Lingkar Skrotum, Libido dan Kuantitas Sperma Pejantan Sapi Pasundan" Jurnal Veteriner [Online], (30 September 2021)