@misc{misc00c29b5e,
title   = {Are ''teta' POT. +' and the roper resonance diquark-diquark-antiquark states?},
author = {Matheus, R D and Navarra, Fernando Silveira and Nielsen, Marina and Silva, R Rodrigues da and Lee, S H},
year = {2003},
publisher = {IFUSP}
}