@article{article0273261a,
title   = {Midrapidity neutral-pion production in proton-proton collisions at 'S POT.1'2'= 200 GeV},
author = {Adler, S. S and Silva, C L and Takagui, E. M. and Dietzsch, Olácio},
year = {2003},
journal   = {Physical Review Letters}
}