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March 5th, #EnergyEfficiencyDay

It is a propitious date to reflect on the rational use we give to energy, and act accordingly. It has its origins in the first international conference on energy efficiency held in Austria in 1998, where more than 350 experts and leaders from…
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New license

Now SDLPS can be downloaded and used for free for personal, educational or non commercial use. Feel free to ask to the administrator to request your key. Enjoy formal modeling!