Reizaburo Kitai, Satoru UeNo, Hiroyuki Maehara, S. Shirakawa, M. Katoda, Y. Hada, Y. Tomita, H. Hayashi, A. Asai, H. Isobe, H. Goto, S. Yamashita. The Digital Database of Long-Term Solar Chromospheric Variation. Data Science Journal, 12, 2013. [doi]
Abstract is missing.