Please click on "general search" in the middle of the page
In the next page, please type the name in the author column (surname and initials; ex: TU K N) and then click on "search" either on top or bottom of the page
Now here comes the page showing the list of publication. You may select "Times cited" in the "Sort by:" option in the right. Then, please click on the "CITATION REPORT" option in the right. After that the citation report will appear shortly.