TY - JOUR AU - P. M. Vasić AU - J. D. Kečkić AU - I. B. Lacković AU - Ž. M. Mitrović TI - Some properties of arithmetic means of real sequences JO - Matematički vesnik PY - 1972 SP - 205 VL - 24 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MV_1972_24_1_a28/ ID - MV_1972_24_1_a28 ER -