2014, Libor Flemr, Jiří Němec, Kateřina Kudláčková, editors, Physical activity in science and practice: Conference Proceedings | In celebration of the 60th anniversary of the establishment of the Faculty of Physical Education and Sport, Charles University in Prague , page 237
2008, Atko Viru, Adaptation in Sports Training, Informa Healthcare USA, New York, p. 227 (Chapter 9: Gender Differences in Training Effects, sub-chapter Metabolic Capacities in male and female Athletes)
1851 November 14, Herman Melville, “chapter 3”, in Moby-Dick; or, The Whale, 1st American edition, New York, N.Y.: Harper & Brothers; London: Richard Bentley