@Article{Balakrishna98c,
    author = {J. Balakrishna and E. Seidel and W.-M. Suen},
    title = {Dynamical Evolution of Boson Stars II: Excited States and Self-Interacting Fields},
    journal = {Physical Review D},
    year = {1998},
    key = {Balakrishna98c},
    volume = {58},
    pages = {104004},
    note = {gr-qc/9712064}
}