다운로드 가속기 원리

http://www.devpia.com/MAEUL/Contents/Detail.aspx?BoardID=83&MAEULNO=28&No=4373

http://www.codeproject.com/Articles/335690/MultiThread-Download-Accelerator-Console

http://kailaspatil.blogspot.com/2010/02/how-download-accelerator-works.html