Supernova 2011bk = PSN J16203475+2112082.
Journal article published in 2011 by
M. Hurtado,
D. Vida,
F. Novoselnik,
I. Skokic,
D. Gostinski,
R. Gregic,
S. Sanchez,
J. Nomen,
R. Stoss,
B. Teung,
J. Rodriguez,
J. Brimacombe
Abstract
CBET 2693 available at Central Bureau for Astronomical Telegrams.