共 2 条
[1]
Benedeck A., Panzone R., The spaces L <sub>p</sub> with mixed norm, Duke Math. J., 28, pp. 301-324, (1961)
[2]
Ivanov V.I., Pichugov S.A., Approximation of periodic functions in L <sub>p</sub> by linear positive methods and multiple moduli of continuity, Math. Notes, 42, 6, pp. 925-930, (1987)