1.    http://www.eeginfo.com/research/articles/PTSD-NeurofeedbackRemedy.pdf
2.    http://www.americanboardofsportpsychology.org/Portals/24/ABSP-JournalHammond1.pdf
3.    http://www.neurofeedbackclinic.ca/journals/Anger/beh02.pdf
4.    http://ottawaneurofeedback.ca/neurofeedback-for-depression/ 
5.    http://psychcentral.com/news/2013/12/04/neurofeedback-training-for-ptsd/62825.html
6.    http://www.ncbi.nlm.nih.gov/pubmed?cmd=Retrieve&list_uids=8324040&dopt=Abstract
7.    http://www.ncbi.nlm.nih.gov/pubmed?cmd=Retrieve&list_uids=663641&dopt=Abstract
8.    http://www.ncbi.nlm.nih.gov/pubmed?cmd=Retrieve&list_uids=10638346&dopt=Abstract
9.    http://www.ncbi.nlm.nih.gov/pubmed/12737092
10.    http://www.eeginfo.com/research/researchpapers/Efficacy-Neurofeedback-ADHD.pdf
11.    http://ottawaneurofeedback.ca/is-neurofeedback-an-efficacious-treatment-for-adhd/ 
12.    http://ottawaneurofeedback.ca/effect-of-neurofeedback-training/ 
13.    http://scottsdaleneurofeedback.com/faq/how-long-do-the-effects-of-training-last/