The electronic papers are also available in PDF form (Portable Document Format) to allow higher quality of printing. They are indicated by the icon.

In order to view PDF files, you will need to have the Adobe Acrobat Reader installed. To download a free copy of Adobe Acrobat Reader just click the following icon. Do not use the web browser print facility to print Adobe Acrobat PDF files from the web browser. Instead use the print button at the left-hand side of the Adobe Acrobat tool bar, which appears at the top left side of the viewing window as it is showed in the following figure: To save the PDF file, just select "File" and then "Save As..." from the menu bar of the web browser.

Clicking , within a paper will cause the following window will appear:

Enter the word or sentence you wish to find within the electronic paper, and press Return or click the Search button. If there are any matches, the match will be selected and the paper will scroll so the match comes into view. Otherwise, a message Not found will appear. It is possible to do a case sensitive search, by checking the Match case checkbox.

Table of Contents

There is a Table of Contents at the beginning of each paper, with links to the corresponding sections within the electronic paper. A popup Table of Contents can be inokead within the electronic paper by pressing the t key.

Acronym

When the mouse is over an acronym, a floating layer with the acronym and its corresponding expansion will appear.

Bibliographic Reference

When the mouse is over a bibliographic reference, a floating layer with its publication content will appear. Clicking on the bibliographic reference will bring you to the that item in the Bibliography section.

Footnote

The footnotes are numbered uniquely throughout the electronic paper. When the mouse is over a footnote like , a floating layer with the footnote content will appear.