HUDZIK, H.; WU, C.; YE, Y. Packing Constant in Musielak-Orlicz Sequence Spaces Equipped with the Luxemburg Norm. Revista Matemática Complutense, v. 7, n. 1, p. 13, 1 ene.1994 https://doi.org/10.5209/rev_REMA.1994.v7.n1.17758.