TI - Relativistic O('q POT. 4') two-pion exchange: configuration space PY - 2003 AU - Higa, R AU - Robilotta, Manoel Roberto AU - Rocha, Carlos A da UR - http://snsbf2.if.usp.br/PS_cache/nucl-th/pdf/0310/0310011.pdf PP - São Paulo PB - IFUSP ER -