@article{211842,
      author = {Okeke, E.C. and Etta, E.N. and Nnanyelugo, D.O.},
      url = {http://digitallibrary.un.org/record/211842},
      title = {Energy expenditure on traditional activities by Nigerian  women, monitored by Oxylog /},
      recid = {211842},
      address = {1995},
}