#### Volume 15, issue 3 (2015)

 1 V I Arnol’d, The asymptotic Hopf invariant and its applications, Selecta Math. Soviet. 5 (1986) 327 MR891881 2 S Baader, J Marché, Asymptotic Vassiliev invariants for vector fields, Bull. Soc. Math. France 140 (2012) 569 MR3059851 3 G D Birkhoff, Dynamical systems with two degrees of freedom, Trans. Amer. Math. Soc. 18 (1917) 199 MR1501070 4 J S Birman, R F Williams, Knotted periodic orbits in dynamical systems, I: Lorenz's equations, Topology 22 (1983) 47 MR682059 5 P Dehornoy, Invariants topologiques des orbites périodiques d'un champ de vecteurs, PhD thesis, ÉNS de Lyon (2011) 6 D DeTurck, H Gluck, The Gauss linking integral on the $3$–sphere and in hyperbolic $3$–space, arXiv:math/0406276 7 J M Gambaudo, É Ghys, Signature asymptotique d'un champ de vecteurs en dimension $3$, Duke Math. J. 106 (2001) 41 MR1810366 8 R W Ghrist, P J Holmes, M C Sullivan, Knots and links in three-dimensional flows, Lecture Notes in Mathematics 1654, Springer (1997) MR1480169 9 É Ghys, Knots and dynamics, from: "International Congress of Mathematicians, I" (editors M Sanz-Solé, J Soria, J L Varona, J Verdera), Eur. Math. Soc. (2007) 247 MR2334193 10 É Ghys, Right-handed vector fields & the Lorenz attractor, Jpn. J. Math. 4 (2009) 47 MR2491282 11 U Kaiser, Link theory in manifolds, Lecture Notes in Mathematics 1669, Springer (1997) MR1479639 12 J M Montesinos, Classical tessellations and three-manifolds, Springer (1987) MR915761 13 A Ogg, Modular forms and Dirichlet series, Benjamin (1969) MR0256993 14 T Pinsky, Templates for geodesic flows, Ergodic Theory Dynam. Systems 34 (2014) 211 MR3163031 15 S Schwartzman, Asymptotic cycles, Ann. of Math. 66 (1957) 270 MR0088720 16 W P Thurston, The geometry and topology of $3$–manifolds, lecture notes, Princeton University (1978–1981) 17 J Van Horn-Morris, Constructions of open book decompositions, PhD thesis, University of Texas at Austin (2007)