@article{Gavioli_2009, title={On the existence of heteroclinic trajectories for asymptotically autonomous equations}, volume={34}, url={https://apcz.umk.pl/TMNA/article/view/TMNA.2009.041}, abstractNote={By means of a minimax argument, we prove the existence of at least one heteroclinic solution to a scalar equation of the kind $\ddot x=a(t)Vā(x)$, where $V$ is a double well potential, $0< l\le a(t)\le L$, $a(t)\to l$ as $|t|\to\infty$ and the ratio $L/l$ is suitably bounded from above.}, number={2}, journal={Topological Methods in Nonlinear Analysis}, author={Gavioli, Andrea}, year={2009}, month={Dec.}, pages={251ā266} }