George A. Anastassiou, Sorin G. Gal. Shape preserving approximation in vector ordered spaces. Appl. Math. Lett., 18(12):1408-1411, 2005. [doi]
@article{AnastassiouG05,
title = {Shape preserving approximation in vector ordered spaces},
author = {George A. Anastassiou and Sorin G. Gal},
year = {2005},
doi = {10.1016/j.aml.2005.03.002},
url = {http://dx.doi.org/10.1016/j.aml.2005.03.002},
researchr = {https://researchr.org/publication/AnastassiouG05},
cites = {0},
citedby = {0},
journal = {Appl. Math. Lett.},
volume = {18},
number = {12},
pages = {1408-1411},
}