@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042055,
 author = {Kunitomo, Naoto and Seisho, Sato},
 month = {Aug},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {Separating Information Maximum Likelihood Estimation of Realized Volatility and Covariance with Micro-Market Noise},
 year = {2008}
}