@article{TM2_2018_XXI_2_a2,
     author = {Xu Yanhui},
     title = {On "one problem multiple change" in {Chinese} "bianshi" mathematics teaching},
     journal = {The Teaching of Mathematics},
     pages = {80 },
     year = {2018},
     volume = {XXI},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TM2_2018_XXI_2_a2/}
}