1. Local Lipschitz constants
2. Bartelt, M.W., Kroo, A. and Swetits, J.J. 1989.Local Lipschitz constants: characterization and uniformity, Edited by: Chui, C.K., Schumaker, L.L. and Ward, J.D. Vol. 6, 65–68. Academic Press. Approximation theory
3. Local Lipschitz constants and Kolushov polynomials