@article{376509,
      author        = "Engel, Peter A",
      title         = "{Impact wear of materials / Peter A. Engel}",
      publisher     = "Elsevier Scientific Pub. Co. ;. Elsevier Scientific Pub.
                       Co. ;",
      address       = "Amsterdam ;",
      pages         = "xiv, 339 p. :",
      year          = "1978",
}