Soszyński et al., 2008b,
Acta Astron., 58, 293 (Type II and Anomalous Cepheids in the LMC)
paper overview
Soszyński et al., 2010b,
Acta Astron., 60, 91 (Type II Cepheids in the SMC)
paper overview
Soszyński et al., 2011c,
Acta Astron., 61, 285;
2013b,
Acta Astron., 63, 37;
(Classical and Type II Cepheids in the Galactic Bulge)
paper overview
Data in the OGLE Type II Cepheids database come from the On-line Data Download site for: LMC SMC BLG