@article{TM2_2000_III_2_a1,
     author = {Judita Cofman},
     title = {How to {Motivate} 10--18 {Years} old {Pupils} to {Work} {Independentle} on {Solving} {Mathematical} {Problems}},
     journal = {The Teaching of Mathematics},
     pages = {83 },
     publisher = {mathdoc},
     volume = {III},
     number = {2},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TM2_2000_III_2_a1/}
}