Discrete probability

Barr, J. R., Turner, P. R., Jaillet, P., Shier, D. R., Kulkarni, V. G., Warakagoda, N., … Balachandran, N. (2017). Discrete probability. In Handbook of Discrete and Combinatorial Mathematics, Second Edition (pp. 475–568). CRC Press. https://doi.org/10.2307/2669882