document.write("«&nbsp;<a href='/news/view?id=88033'>Holomorphic spheres and four-dimensional symplectic pairs. (arXiv:1802.00790v1 [math.SG])</a>");document.write(" | ");document.write("<a href='/news/view?id=88035'>Hopf solitons on compact manifolds. (arXiv:1802.00657v1 [math-ph])</a>&nbsp;»");