@article{ref1,
title="Worst Case Dispersion Scenarios--Obstacles or Roughness?",
journal="Process safety and environmental protection",
year="2001",
author="Havens, Jerry",
volume="79",
number="2",
pages="63-64",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0957-5820",
doi="10.1205/09575820151095148",
url="http://dx.doi.org/10.1205/09575820151095148"
}