@article{article, title = {{MSX mid-infrared imaging of massive star birth environments -- I. Ultracompact H II regions}}, publisher = {{Oxford University Press (OUP)}}, url = {{}}, year = {{2003}}, month = {{7}}, author = {{Crowther PA and Conti PS}}, doi = {{10.1046/j.1365-8711.2003.06646.x}}, volume = {{343}}, journal = {{Monthly Notices of the Royal Astronomical Society}}, issue = {{1}}, pages = {{143-163}}, note = {{Accessed on 2024/12/23}}}