@article{10_21136_AM_1979_103797,
     author = {Smith, Graham and Dawson, Jeremy},
     title = {The determination of necessary and sufficient conditions for the existence of a solution to the $3\times3\times3$ multi-index problem},
     journal = {Applications of Mathematics},
     pages = {201--208},
     publisher = {mathdoc},
     volume = {24},
     number = {3},
     year = {1979},
     doi = {10.21136/AM.1979.103797},
     mrnumber = {0530908},
     zbl = {0453.90061},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1979.103797/}
}