@article{Szal:2009,
  author  = "B. Szal",
  title   = "A note on the MRBSV S class and its application to the uniform convergence and boundedness of sine series",
  journal = "Annales Societatis Mathematicae Polonae : Commentationes Mathematicae",
  volume  = "Vol. 49",
  number  = "no 1",
  pages   = "67--79",
  year    = "2009",
}