Periodic solutions to singular second order differential equations: the repulsive case

• Authors: HAKL Robert; TORRES VILLARROYA Pedro Jose; ZAMORA Manuel
• Year of publication: 2012
• Type: Article in Periodical
• Magazine / Source: Topological methods in nonlinear analysis
• web: http://apcz.umk.pl/czasopisma/index.php/TMNA/article/view/TMNA.2012.012