@inbook{b8a6fd16a6674a97b843faa7d144b72d,
title = "RER variability analysis by sample entropy: comparing trained and untrained adolescent female soccer players ",
author = "G.R. Biltz and V.B. Unnithan and S.R. Brown and S. Marwood and D.M. Roche and M. Garrard and K. Holloway",
year = "2011",
doi = "10.4324/9780203852026",
language = "English",
isbn = "9780415578592",
pages = "71--75",
editor = "Neil Armstrong and Craig Williams",
booktitle = "Children and Exercise XXVII",
publisher = "Routledge",
address = "United Kingdom",
}