@article{ref1,
title="Parasitological endangering of environment in the aspect of increasing tourist-recreation traffic",
journal="Wiadomości Parazytologiczne",
year="1976",
author="Czapski, Z.",
volume="22",
number="4-5",
pages="521-524",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0043-5163",
doi="",
url="http://dx.doi.org/"
}