INTERACTION BETWEEN COPPER(II) OXIDE AND AQUEOUS AMMONIA IN THE PRESENCE OF ETHYLENEDIAMINETETRAACETIC ACID Статья Nevskaya E.Yu., Gorichev I.G., Safronov S.B., Zaitsev B.E., Kutepov A.M., Izotov A.D. Theoretical Foundations of Chemical Engineering. Том 35. 2001. С. 503-509