@article{article972777c2,
title   = {New manifestation of the dispersion relation: Breakup threshold anomaly},
author = {Hussein, Mahir Saleh and Gomes, P R S and Lubian, J and Chamon, Luiz Carlos},
year = {2006},
doi = {10.1103/physrevc.73.044610},
journal   = {Physical Review C}
}