On the existence of a mixed sum of additive systems
A representation is obtained for a mixed sum of additive systems with values in a Banach ring X with identity and norm.
English version (Springer): Ukrainian Mathematical Journal 46 (1994), no. 6, pp 756-764.
Citation Example: Karataeva T. V. On the existence of a mixed sum of additive systems // Ukr. Mat. Zh. - 1994. - 46, № 6. - pp. 699–707.