Article Endre Zsoldos (2018)
Cyprianus Leovitius, Juan Caramuel y Lobkowitz, and the return of Tycho's star. Acta Historica Astronomiae (pp. 325-339). (/isis/citation/CBB617028457/) unapi

Article Christiaan Sterken (2018)
Hilmar Willi Duerbeck: an Eulogy. Acta Historica Astronomiae (pp. 33-72). (/isis/citation/CBB110849672/) unapi

Article Hans Dieter Blum; Michael Herkenhoff (2018)
`LIBER AD DOMINUM ..." Apians `Astronomicum Caesareum" in der Universitäts- und Landesbibliothek Bonn. Acta Historica Astronomiae (pp. 301-323). (/isis/citation/CBB920585586/) unapi

Article Christiaan Sterken (2018)
The Brussels-Chile Connection: Reminiscences of a scientist friend. Acta Historica Astronomiae (pp. 141-150). (/isis/citation/CBB499747193/) unapi

Article Fritz Krafft (2018)
Ein Teilnachlass Eduard Schönfelds aus dem Besitz Bernhard Stickers. Acta Historica Astronomiae (pp. 403-412). (/isis/citation/CBB374967304/) unapi

Article Franz Daxecker (2018)
Eine retrospektive chronobiologische Untersuchung der Sonnenfleckenzyklen bei Christoph Scheiner. Acta Historica Astronomiae (pp. 351-356). (/isis/citation/CBB409939310/) unapi

Article Dietrich Lemke (2018)
Verständliche Astronomie aus Heidelberg - Von Max Wolfs Himmelsbildern zum Haus der Astronomie. Acta Historica Astronomiae (pp. 485-510). (/isis/citation/CBB902725342/) unapi

Article Peter Brosche (2018)
Wer hat die Expansion des Weltalls entdeckt?. Acta Historica Astronomiae (pp. 479-483). (/isis/citation/CBB622200506/) unapi

Article Wolfgang R. Dick; Christiaan Sterken (2018)
In memoriam Hilmar Duerbeck. Acta Historica Astronomiae. (/isis/citation/CBB178439079/) unapi

Article Katya P. Tsvetkova; Milcho K. Tsvetkov (2018)
Investigations of Flare Stars in Stellar Clusters and Associations at the Astronomical Institute of Muenster University. Acta Historica Astronomiae (pp. 127-140). (/isis/citation/CBB266341182/) unapi

Article Wolfgang R. Dick (2018)
Michael Nolte (1960-2013) und seine Beziehungen zu Hilmar Duerbeck. Acta Historica Astronomiae (pp. 117-126). (/isis/citation/CBB616095573/) unapi

Article Yury Nefedyev; Piotr Flin; Elena Panko; et al. (2018)
Tadeusz Banachiewicz's scientific activity at Engelhardt Astronomical Observatory of Kazan University. Acta Historica Astronomiae (pp. 453-462). (/isis/citation/CBB504966214/) unapi

Article Fritz Krafft (2018)
Max Wolfs Eintritt in die scientific community der Astronomen. Acta Historica Astronomiae (pp. 413-439). (/isis/citation/CBB019108447/) unapi

Article Ansgar Korte; Wolfgang R. Dick (2018)
Theodor Grigull (1883-1947). Acta Historica Astronomiae (pp. 441-452). (/isis/citation/CBB077797653/) unapi

Article Wolfgang R. Dick (2018)
Kurze Erinnerungen / Short reminiscences. Acta Historica Astronomiae (pp. 275-280). (/isis/citation/CBB689169575/) unapi

Article Wolfgang R. Dick (2018)
Publications about Waltraut C. Seitter and Hilmar W. Duerbeck - A Bibliography / Publikationen über Waltraut C. Seitter und Hilmar W. Duerbeck - eine Bibliographie. Acta Historica Astronomiae (pp. 79-84). (/isis/citation/CBB520722561/) unapi

Article Wolfgang R. Dick (2018)
Die archivalischen Bestände der Bonner Sternwarte und der Nachlaß von Eduard Schönfeld. Acta Historica Astronomiae (pp. 389-402). (/isis/citation/CBB998783146/) unapi

Article Waltraut C. Seitter; Albert Bruch; Wolfgang R. Dick (2018)
Aus der Geschichte des Astronomischen Instituts der Universität Münster. Acta Historica Astronomiae (pp. 107-116). (/isis/citation/CBB182005047/) unapi

Article Vasco Schumann (2018)
Erinnerungen an den anderen Hilmar Willi Duerbeck. Acta Historica Astronomiae (pp. 261-274). (/isis/citation/CBB862543673/) unapi

Article Robert H. van Gent (2018)
A Mysterious Cosmographical Map attributed to Nicolaes van Geelkercken. A Note on Historical Celestial Maps, Facsimiles and Fakes. Acta Historica Astronomiae (pp. 341-350). (/isis/citation/CBB892106100/) unapi