@inproceedings{KravchenkoKravchenko2005,
  author    = {Viktor Kravchenko and Vladislav Kravchenko},
  title     = {On the Factorization of the Schr{\"o}dinger Operator and Its Applications for Studying Some First Order Systems of Mathematical Physics},
  doi       = {10.25643/bauhaus-universitaet.325},
  year      = {2005},
}