@techreport{oai:jaxa.repo.nii.ac.jp:00044403,
 author = {新田, 慶治 and 松島, 弘一 and 大坪, 孔治 and 志甫, 徹 and NITTA, Keiji and MATSUSHIMA, Koichi and OTSUBO, Kohji and SHIHO, Toru},
 month = {Aug},
 note = {資料番号: NALTR0161000, レポート番号: NAL TR-161},
 title = {宇宙飛しょう体の直接式最適誘導法},
 year = {1968}
}