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-* [Bimodal Multicast](http://www.csl.mtu.edu/cs6461/www/Reading/Birman99.pdf)
+* [Bimodal Multicast](http://www.csl.mtu.edu/cs6461/www/Reading/Birman99.pdf)  
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+* [The Design Philosophy of the DARPA Internet Protocols](ccr.sigcomm.org/archive/1995/jan95/ccr-9501-clark.pdf)
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