@article{solutionrepresentationsofsolvingproblems,
  title = {Solution Representations of Solving Problems for the Black-Scholes equations and Application to the Pricing Options on Bond with Credit Risk},
  author = {Hyong-Chol O and Tae-Song Kim and Tae-Song Choe},
  year = {2021},
  eprint = {2109.10818},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2109.10818v2},
}