@article{articleb2410746,
title   = {Sparse block-Jacobi matrices with arbitrarily accurate Hausdorff dimension},
author = {Carvalho, Elton José Figueiredo de and Marchetti, Domingos Humberto Urbano and Wreszinski, W F},
year = {2010},
doi = {10.1016/j.jmaa.2010.02.046},
journal   = {Journal of Mathematical Analysis and Applications}
}