@article{PereraBoeckmann2019,
  author    = {Upeksha Perera and Christine B{\"o}ckmann},
  title     = {Solutions of Direct and Inverse Even-Order Sturm-Liouville Problems Using Magnus Expansion},
  journal   = {Mathematics},
  volume    = {7},
  number    = {6},
  doi       = {10.3390/math7060544},
  year      = {2019},
}