Direct-Photography Observations with the 2 M RCC Telescope at Nao-Rozhen: Catalogue of Plates and Archive-Data Analysis

Stavrev, K. Y., & Barzova, I. S. (1994). Direct-Photography Observations with the 2 M RCC Telescope at Nao-Rozhen: Catalogue of Plates and Archive-Data Analysis. In Astronomy from Wide-Field Imaging (pp. 371–375). Springer Netherlands. https://doi.org/10.1007/978-94-011-1146-1_79