Added bibliography into documentation
Added bibliography into documentation

GottfriedHerold/fplll,fplll/fplll,shi-bai/fplll,pfasante/fplll,blowfish880/fplll,cr-marcstevens/fplll,dstehle/fplll,fplll/fplll,cr-marcstevens/fplll,cr-marcstevens/fplll,malb/fplll,pfasante/fplll,fplll/fplll,malb/fplll,shi-bai/fplll,pfasante/fplll,blowfish880/fplll,dstehle/fplll,dstehle/fplll,blowfish880/fplll,gbonnoron/fplll,GottfriedHerold/fplll,shi-bai/fplll,fplll/fplll,gbonnoron/fplll,gbonnoron/fplll,fplll/fplll,shi-bai/fplll,GottfriedHerold/fplll,cr-marcstevens/fplll,malb/fplll