Approximation of Arbitrary Distributed Lag Structures by a Modified Polynomial Lag: An Extension
Helmut Lütkepohl · Journal of the American Statistical Association · 1980
Helmut Lutkepohl, Approximation of Arbitrary Distributed Lag Structures by a Modified Polynomial Lag: An Extension, Journal of the American Statistical Association, Vol. 75, No. 370 (Jun., 1980), pp. 428-430