document.write("«&nbsp;<a href='/news/view?id=61618'>Skew-Cyclic Codes over $B_k$. (arXiv:1705.06007v1 [math.CO])</a>");document.write(" | ");document.write("<a href='/news/view?id=61620'>Some Results on Betti Series of Universal Modules of Differential Operators. (arXiv:1705.06129v1 [math.AC])</a>&nbsp;»");