If you use this data, the creators of the dataset would kindly ask you to cite their work in your project:
@techreport{AMASS_HDM05,
  author          = {M. M\"{u}ller and T. R\"{o}der and M. Clausen and B. Eberhardt and B. Kr\"{u}ger and A. Weber},
  title           = {Documentation Mocap Database HDM05},
  number          = {CG-2007-2},
  year            = {2007},
  month           = {June},
  institution     = {Universit\"{a}t Bonn},
  issn            = {1610-8892}
}
License
https://creativecommons.org/licenses/by-sa/3.0/