List of Articles Astronatus ocellatus Open Access Article Abstract Page Full-Text 1 - Effect of cobalt as blood factors on Oscar fish (Astronatus ocellatus) H. Emadi A. Mahani B. Mokhayer Open Access Article Abstract Page Full-Text 2 - The impact of cobalt in the food of some existing amino acids in Astronatus ocellatus Hossein Emadi Baba Mokhayer Arezo Mahani