Zakiah Saumi, - and Viski Fitri Hendrawan, - and Widjiati, - and Epy Muhammad Luqman, - (2022) Effect of Dosage on Combination Ethylen Glycol and Dimethyl Sulfoxide ss Cryoprotectant Using Vitrification on Viability of Mice (Mus Musculus) Blastoscyst Pasca Warming. Ecology, Environment and Conservation, 28 (3). pp. 1125-1129. ISSN 0971–765X