Complex preduals of $L_1$ and subspaces of $l^n_\infty(\mathsf(C))$.

Nielsen, N. J., & Olsen, G. H. (1977). Complex preduals of $L_1$ and subspaces of $l^n_\infty(\mathsf(C))$. MATHEMATICA SCANDINAVICA, 40, 271–287. https://doi.org/10.7146/math.scand.a-11694