Kamińska, A., Maligranda, L. and Persson, L.E. 2003. Indices, convexity and concavity of Calderón-Lozanovskii spaces. MATHEMATICA SCANDINAVICA. 92, 1 (Mar. 2003), 141–160. DOI:https://doi.org/10.7146/math.scand.a-14398.