J/'psi' production versus transverse momentum and rapidity in p + p collisions at 'S POT.1/2' = 200 GeV - Adare, A; Dietzsch, Olácio; Donadelli, Marisílvia; Leite, Marco Aurelio Lisboa; Lenzi, Bruno Rodrigues; Silva, Cesar Luiz da; Takagui, Emi Márcia (Physical Review Letters, 2007)