Michael E. HouleHiroshi ImaiKeiko ImaiJean-Marc Robert 0001Peter YamamotoOrthogonal Weighted Linear L1 and L∞ Approximation and Applications.217-232199343Discret. Appl. Math.3db/journals/dam/dam43.html#HouleIIRY93https://doi.org/10.1016/0166-218X(93)90113-3