Graney, C. M.; Grayson, T. P. (2011). «On the Telescopic Disks of Stars: A Review and Analysis of Stellar Observations from the Early 17th through the Middle 19th Centuries». Annals of Science. 68 (3): 351–373. arXiv:1003.4918. doi:10.1080/00033790.2010.507472
Graney, C. M. (2009). «17th Century Photometric Data in the Form of Telescopic Measurements of the Apparent Diameters of Stars by Johannes Hevelius». Baltic Astronomy. 18 (3–4): 253–263. Bibcode:2009BaltA..18..253G. arXiv:1001.1168
doi.org
dx.doi.org
Graney, C. M.; Grayson, T. P. (2011). «On the Telescopic Disks of Stars: A Review and Analysis of Stellar Observations from the Early 17th through the Middle 19th Centuries». Annals of Science. 68 (3): 351–373. arXiv:1003.4918. doi:10.1080/00033790.2010.507472
Graney, C. M. (2009). «17th Century Photometric Data in the Form of Telescopic Measurements of the Apparent Diameters of Stars by Johannes Hevelius». Baltic Astronomy. 18 (3–4): 253–263. Bibcode:2009BaltA..18..253G. arXiv:1001.1168