Energy supply, economics and transition

With adobe

• Get Adobe Acrobat Reader on their website. Available for Windows & Mac
• Download and install it
• Open it, or open a pdf file. The first time, you’ll have to login with your EPFL credentials
• On the right, select “Fill & Sign”
• After this, on the top, select “Add text”
• Clic on the pdf and start typing your notes

With Foxit reader

If you prefer freewares,

• Get Foxit Reader on their website. Available for Windows & Mac
• Download and install it
• Open it, or open a pdf file
• At the top, select “Comment > Typewriter”
• Clic on the pdf and start typing your notes

With Zotero

Zotero is an open-source reference manager. It will keep you organized with your references and also allow to annotate and add notes to PDFs.

• Get Zotero on their website. Available for Windows, Mac, Linux and iOS.
  
• Download and install it
• Open it
• Clic on "new item" (+)
  
• Choose "Journal Article" or "Report"
• Fill in the title, and any other field that you may need
• Right click on your item in the list and select "Add attachment" to link it with your PDF.
• You can now double click on your entry to open the attached PDF in Zotero and annotate it.
  
• To add a separate note: Right click on your item in the list and select "Add note".
• It is also possible to add an item using its Digital Object Identifier (DOI)