@article{oai:soar-ir.repo.nii.ac.jp:00018386,
 author = {Narita, Keiko and Endou, Noboru and Shidama, Yasunari},
 issue = {3},
 journal = {Formalized Mathematics},
 month = {Oct},
 note = {Article, Formalized Mathematics. 21(3): 185-191 (2013)},
 pages = {185--191},
 title = {The Linearity of Riemann Integral on Functions from R into Real Banach Space},
 volume = {21},
 year = {2013}
}