Alves CO, Nemer RCM, Soares SHM. Nontrivial solutions for a mixed boundary problem for Schrödinger equations with an external magnetic field. TMNA [Internet]. 2015 Sep. 1 [cited 2024 Apr. 26];46(1):329-62. Available from: https://apcz.umk.pl/TMNA/article/view/TMNA.2015.050