1. T. Kojita, C. Maccaferri, T. Masuda, M. Schnabl
    Topological defects in open string field theory
    Journal of High Energy Physics 1804 (2018) 057(01)-057(56).
  2. Simeon Hellerman, M. Schnabl
    Light-like tachyon condensation in Open String Field Theory
    Journal of High Energy Physics 1304:5 (2013) 0-34.
  3. M. Kudrna, T. Masuda, Yuji Okawa, M. Schnabl, Kenichiro Yoshida
    Gauge-invariant observables and marginal deformations in open string field theory
    Journal of High Energy Physics 1301:103 (2013) 0-26.
  4. M. Kudrna, Carlo Maccaferri, M. Schnabl
    Boundary State from Ellwood Invariants
    JHEP 1307:033 (2013) 0 - 54