"To date, there is no evidence for SUSY particles and lower limits on the masses are more than 4 GeV for gluinos and more than 20 GeV for squarks and sleptons."
D.H. Perkins, "Introduction to High-Energy Physics", 3rd ed., Addison-Wesley 1987.
"To date, there is no evidence for SUSY particles and lower limits on the masses are more than 4 GeV for gluinos and more than 20 GeV for squarks and sleptons."
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