Citation: Jw. Mortensen et Wf. Pfeffer, MULTIPLIERS FOR THE GENERALIZED RIEMANN INTEGRAL, Journal of mathematical analysis and applications, 187(2), 1994, pp. 538-547
Citation: A. Novikov et Wf. Pfeffer, AN INVARIANT RIEMANN TYPE INTEGRAL DEFINED BY FIGURES, Proceedings of the American Mathematical Society, 120(3), 1994, pp. 849-853