@misc{indiciae06e8b3bf7fa5,
  title = {Problems of increasing the reliability of automatic mining equipment},
  author = {Ginzburg, V. B. and Melkumov, L. G.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680016244},
  note = {Source identifier: 19680016244}
}