I had answered the previous post but it appears not to be here. Bjork's work started in the 1960's using implants and most searches of Orthodontic literature on growth since have cited his work. Good luck on your literary research, journey of discovery about this most enigmatic and illusive of concepts.
The use of metallic implants in the study of facial growth in ... - NCBI
www.ncbi.nlm.nih.gov/pubmed/5700620
by A Björk - 1968 - Cited by 388 - Related articles