@article{oai:ynu.repo.nii.ac.jp:00006647,
 author = {Matsumoto, Shigenori},
 issue = {2},
 journal = {Yokohama Mathematical Journal = 横濱市立大學紀要. D部門, 数学},
 month = {},
 note = {application/pdf},
 pages = {73--76},
 title = {TOPOLOGICAL ENTROPY OF CIRCLE ENDOMORPHISMS},
 volume = {27},
 year = {1979}
}