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		| Paper: | 
		Radiative Transfer Modeling of Molecular Clouds: HCO+ in the Star-Forming Region W 49 A North | 
	 
	
		| Volume: | 
		59, Astronomy with Millimeter and Submillimeter Wave Interferometry, IAU Colloquium 140 | 
	 
	
		| Page: | 
		253 | 
	 
	
		| Authors: | 
		Dickel, H. R.; Auer, L. H.; Wilner, D. J. | 
	 
	
	
		| Abstract: | 
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