@phdthesis{oai:tsukuba.repo.nii.ac.jp:00020875,
 author = {大田, 春外 and Ota, Haruto},
 month = {},
 note = {1979},
 school = {筑波大学, University of Tsukuba},
 title = {On Hewitt realcompactifications of products},
 year = {1979}
}