Makarov, K. A.; Cheremshantsev, S. E. Point interactions with internal structure as the limit of separable potentials. (English. Russian original) Zbl 0783.47044 J. Sov. Math. 62, No. 3, 2795-2802 (1992); translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 182, 113-122 (1990). MSC: 47B38 47A10 PDFBibTeX XMLCite \textit{K. A. Makarov} and \textit{S. E. Cheremshantsev}, J. Sov. Math. 62, No. 3, 2795--2802 (1990; Zbl 0783.47044); translation from Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 182, 113--122 (1990) Full Text: DOI
Makarov, K. A.; Cheremshantsev, S. E. Point interactions with internal structure as the limit of separable potentials. (Russian) Zbl 0737.47033 Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 182, 113-122 (1990). MSC: 47B38 47A10 PDFBibTeX XMLCite \textit{K. A. Makarov} and \textit{S. E. Cheremshantsev}, Zap. Nauchn. Semin. Leningr. Otd. Mat. Inst. Steklova 182, 113--122 (1990; Zbl 0737.47033) Full Text: EuDML