A visual band light curve for GRO J0422+32, adapted from Chevalier and Ilovaiski (1995)1 (echo:: @ ᯤ) Footnotes Chevalier, C.; Ilovaisky, S. A. (May 1995). “CCD photometry of GRO J0422+32 during activity and quiescence”. Astronomy and Astrophysics. 297: 103–114. Bibcode:1995A&A…297..103C. ↩