@article{02131517, title = {Comparison of efficient seasonal indexes.}, journal = {Journal of Applied Mathematics and Decision Sciences}, volume = {8}, year = {2004}, pages = {87-105}, doi = {10.1155/S1173912604000069}, zbl = {1089.91064}, language = {en}, url = {http://dml.mathdoc.fr/item/02131517} }
Ittig, Peter T. Comparison of efficient seasonal indexes.. Journal of Applied Mathematics and Decision Sciences, Tome 8 (2004) pp. 87-105. doi : 10.1155/S1173912604000069. http://gdmltest.u-ga.fr/item/02131517/