@article{489386,
      recid = {489386},
      author = {Madronová, Libuše.},
      title = {Humic acids from raw materials of the Czech Republic  [electronic resource] /},
      publisher = {Nova Science Publishers,},
      address = {New York :},
      pages = {x, 129 p. :},
      year = {2011},
      url = {http://library.usi.edu/record/489386},
}