@inbook{404080, title = {1. kapitola. Anka s Borisom hraj\'u NIM}, booktitle = {Hry takmer matematick\'e}, series = {GDML\_Books}, publisher = {Mlad\'a fronta}, address = {Praha}, year = {1982}, pages = {7-13}, url = {http://dml.mathdoc.fr/item/404080} }
(éd.). 1. kapitola. Anka s Borisom hrajú NIM, dans Hry takmer matematické, GDML_Books, (1982), pp. 7-13. http://gdmltest.u-ga.fr/item/404080/