@article{oai:repository.dl.itc.u-tokyo.ac.jp:00027745,
 author = {牧島, 一夫 and 小杉, 健郎 and 常田, 佐久 and 内田, 豊},
 issue = {3},
 journal = {東京大学理学部弘報},
 month = {Dec},
 note = {「ようこう」衛星の太陽Ｘ線望遠鏡},
 pages = {1--3},
 title = {表紙の説明},
 volume = {23},
 year = {1991}
}