@article{LehmannSchefflerHermanussen2010,
  author    = {Andreas Lehmann and Christiane Scheffler and Michael Hermanussen},
  title     = {Evidence of seasonal variation in longitudinal growth of height in a sample of boys from Stuttgart Carlsschule, 1771-1793, using combined principal component analysis and maximum likelihood principle},
  doi       = {10.1016/j.jchb.2009.11.003},
  url       = {http://www.sciencedirect.com/science/journal/0018442X},
  year      = {2010},
}