2 citations to 10.1016/S0021-9045(15)00110-0 (Crossref Cited-By Service)

1. Paul L. Butzer, Rudolf L. Stens, “A retrospective on research visits of Paul Butzer’s Aachen research group to North America and Western Europe”, Journal of Approximation Theory, 257, 2020, 105452  
2. Paul L. Butzer, Rudolf L. Stens, “A retrospective on research visits of Paul Butzer’s Aachen research group to Eastern Europe and Tenerife”, Sampl. Theory Signal Process. Data Anal., 20, № 2, 2022, 17