@article{StruszczykPospiesznySchanzenbachetal.2001,
  author    = {Struszczyk, Marcin Henryk and Pospieszny, Henryk and Schanzenbach, Dirk and Peter, Martin G.},
  title     = {Biodegradation of various chitosans using Aspergillus fumigatus},
  year      = {2001},
  language  = {en}
}
@article{StruszczykLothPospiesznyetal.2001,
  author    = {Struszczyk, Marcin Henryk and Loth, Fritz and Pospieszny, Henryk and Peter, Martin G.},
  title     = {Biodegradation of films and paper sheets containing chitosan},
  year      = {2001},
  language  = {en}
}