document.write("« Periods and $(\chi,b)$-factors of Cuspidal Automorphic Forms of Symplectic Groups. (arXiv:1507.03297v2 [math.NT] UPDATED)");document.write(" | ");document.write("Polar Coding for the Cognitive Interference Channel with Confidential Messages. (arXiv:1710.10202v1 [cs.IT]) »");