TY - JOUR AU - A. E. Tumanov TI - A~peak set for the disc algebra of metric dimension~2.5 in the three-dimensional unit sphere JO - Izvestiya. Mathematics PY - 1977 SP - 353 EP - 359 VL - 11 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_1977_11_2_a7/ LA - en ID - IM2_1977_11_2_a7 ER -