I. Jegdić, J. Larson & P. Simeonov. (1970). Algorithms and Identities for $(q,h)$-Bernstein Polynomials and $(q,h)$-Bézier Curves — A Non-Blossoming Approach. Analysis in Theory and Applications. 32 (4). 373-386. doi:10.4208/ata.2016.v32.n4.5