This site works well only with frame-capable browsers. Please upgrade your browser to take full advantage of frames
https://www.TechJobsCafe.com.
Click on the link to proceed to
goto=http%3A%2F%2Fwww.superavit.ipt.pt%2Ffiles%2Fjournals%2F1%2Farticles%2F130%2Fsubmission%2F130-1-201-1-2-20221102.html.