@article{TM2_2017_XX_1_a1,
     author = {Azamat Akhtyamov and Meirav Amram and Miriam Dagan and Artour Mouftahkov},
     title = {Cramer's rule for nonsingular $m \times n$ matrices},
     journal = {The Teaching of Mathematics},
     pages = {13 },
     publisher = {mathdoc},
     volume = {XX},
     number = {1},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TM2_2017_XX_1_a1/}
}