An analogue of the Erdős-Ko-Rado theorem for multisets

Füredi, Z., Gerbner, D., & Vizer, M. (2013). An analogue of the Erdős-Ko-Rado theorem for multisets. In The Seventh European Conference on Combinatorics, Graph Theory and Applications (pp. 9–12). Scuola Normale Superiore. https://doi.org/10.1007/978-88-7642-475-5_2