Mei-Chu Chang. (2004). On sums and products of distinct numbers. Journal of Combinatorial Theory, Series A, 105, 349-354. https://doi.org/10.1016/j.jcta.2003.10.004
ISO-690 (author-date, English)MEI-CHU CHANG, 2004. On sums and products of distinct numbers. Journal of Combinatorial Theory, Series A. 1 Februar 2004. Vol. 105, , p. 349-354. DOI 10.1016/j.jcta.2003.10.004.
Modern Language Association 9th editionMei-Chu Chang. „On Sums and Products of Distinct Numbers“. Journal of Combinatorial Theory, Series A, Bd. 105, Februar 2004, S. 349-54, https://doi.org/10.1016/j.jcta.2003.10.004.
Mohr Siebeck - Recht (Deutsch - Österreich)Mei-Chu Chang: On sums and products of distinct numbers, Journal of Combinatorial Theory, Series A 2004, 349-354.
Emerald - HarvardMei-Chu Chang. (2004), „On sums and products of distinct numbers“, Journal of Combinatorial Theory, Series A, Vol. 105, S. 349-354.