@InCollection{Drzewiński:1998,
  author    = "A. Drzewiński",
  title     = "Critical two-dimensional ising films with fields",
  pages     = "295--300",
  year      = "1998",
  booktitle = "Density-matrix renormalization : a new numerical method in physics, ISBN: 9783540661290",
  editor    = "eds. I. Peschel, X. Wang, M. Kaulke, K. Hallberg",
  publisher = "Springer",
  address   = "Berlin",
  series    = "Lecture Notes in Physics : 528",
}