found: Christoffel functions and orthogonal polynomials for exponential weights in [₋1, 1], 1994:CIP t.p. (A.L. Levin) data sheet (b. 12-14-44; Prof. A.L. Levin, Dept. of Math., the Open University of Israel, Tel-Aviv)
found: Orthogonal polynomials for exponential weights, c2001:t.p. (Eli Levin) cover p. 4 (Eli (A.L.) Levin; Ph.D. in math, Moscow State Univ. in 1970; in 1979 joined the Open University of Israel, Tel-Aviv)
found: Mishṿaʼot difrentsiʼaliyot regilot 1., 2021:t.p. (Eli Leṿin = אלי לוין)