It is very useful to save journal article links using the new DOI system, which makes the link shorter and more stable.
It can be hard to organize PDF files especially if you work both at school and at home. Each article on a website will have a DOI number.
Paste the doi ID number of an article like this
into the website below and the link to the article will automatically come up:
You can also make permanent links using this format. Put the DOI of your article after the link address above.
http://dx.doi.org/doi:10.1016/j.esp.2006.08.001
This system is supported by the standards organization
http://www.crossref.org/