@mastersthesis{selgraduation25,
    author = {児玉寛},
    title = {プログラムテキストの変更情報から見たプログラミング効率の分析},
    school = {The University of Osaka},
    address = {Osaka, Japan},
    year = 1988,
    month = mar,
    type = {Graduation Thesis},
}