@misc{miscfc1267c4, title = {First proton{proton collisions at the LHC as observed with the ALICE detector: measurement of the charged-particle pseudorapidity density at `S POT.1/2ยด = 900 GeV}, author = {Aamodt, K and Deppman, Airton and Figueiredo, M A S and Munhoz, Marcelo Gameiro and Suaide, Alexandre Alarcon do Passo and Szanto de Toledo, Alejandro}, year = {2009} }