Hans-Jürgen Schmeisser, Winfried Sickel. Spaces of functions of mixed smoothness and approximation from hyperbolic crosses. Journal of Approximation Theory, 128(2):115-150, 2004. [doi]
@article{SchmeisserS04,
title = {Spaces of functions of mixed smoothness and approximation from hyperbolic crosses},
author = {Hans-Jürgen Schmeisser and Winfried Sickel},
year = {2004},
doi = {10.1016/j.jat.2004.04.007},
url = {http://dx.doi.org/10.1016/j.jat.2004.04.007},
researchr = {https://researchr.org/publication/SchmeisserS04},
cites = {0},
citedby = {0},
journal = {Journal of Approximation Theory},
volume = {128},
number = {2},
pages = {115-150},
}