@article{oai:u-nagano.repo.nii.ac.jp:00000576,
 author = {清水, 道夫 and Shimizu, Michio},
 journal = {長野県短期大学紀要, Journal of Nagano Prefectural College},
 month = {Dec},
 note = {40002771461, application/pdf},
 pages = {93--95},
 title = {Leftist 木の総数にたいする一評価},
 volume = {43},
 year = {1988},
 yomi = {シミズ, ミチオ}
}