1. A. A. Borovkov, “On a walk in a strip with inhibitory boundaries,” Mat. Zametki 17 (4), 649–657 (1975) [Math. Notes 17 (3–4), 385-389 (1975)].
2. L. G. Afanas’eva and E. V. Bulinskaya, “Some asymptotic results for random walks in a strip,” Teor. Veroyatnost. Primenen. 29 (4), 654–668 (1984) [Theory Probab. Appl. 29 (4), 677–693 (1985)].
3. B. A. Rogozin, “The distribution of the first jump,” Teor. Veroyatnost. Primenen. 9 (3), 498–515 (1964) [Theory Probab. Appl. 9 (3), 450–465 (1964)].
4. V. I. Lotov, “On some boundary crossing problems for Gaussian random walks,” Ann. Probab. 24 (4), 2154–2171 (1996).
5. A. J. E. M. Janssen and J. S. H. van Leeuwaarden, “On Lerch’s transcendent and the Gaussian random walk,” Ann. Appl. Probab. 17 (2), 421–439 (2007).