@article{01184412,
title = {Mathematics instruction in the twenty-first century.},
journal = {Documenta Mathematica},
year = {1998},
pages = {763-766},
zbl = {0903.00011},
language = {en},
url = {http://dml.mathdoc.fr/item/01184412}
}
Lewis, D.J. Mathematics instruction in the twenty-first century.. Documenta Mathematica, (1998), pp. 763-766. http://gdmltest.u-ga.fr/item/01184412/