I have 6,7,9 so far.

Will try ti find others later

Journal of Financial Economics---too old to get the fu

Journal of banking & finance ---only after 1998 available

I found 2,3,12 also.

Could you please find this article for me?

Andrew, Lo, Maximum Likelihood Estimation of Generalized Ito Processes with Discretely-Sampled Data, Econometric Theory 4(1988), 231-247

And my email address: panguanzhong@126.com

Thank you! And I will pay the reasonable price.