Soykova-Pachnerova, Eva et al., "Placenta as a Lactagogon." Charles University, Prague 1954.
Hendrick, Victoria et al., "Hormonal Changes in the Postpartum and Implications for Postparum Depression." Psychosomatics. Volume 39, No. 2, (March-April 1998).
Kristal, Mark B., "Placentophagia: A Biobehavioral Enigma." Neuroscience & Biobehavioral Reviews. Volume 4, (February 1980).
Aksha Bawany (February 27, 2013). Steamed, Dehydrated or Raw: Placentas May Help Moms’ Post-Partum Health. University of Nevada Las Vegas, UNLV News Center.
Corwin, Elizabeth and Arbour, Megan, "Postpartum Fatigue and Evidence-Based Interventions." MCN. Volume 32, No. 4, (July/August 2007).
Phuapradit, W. et. al., "Nutrients and Hormones in Heat-Dried Human Placenta." J Med Assoc Thai. (June 2000).
Kristal, Mark B., "Enhancement of Opioid-Mediated Analgesia: A Solution to the Enigma of Placentophagia." Neuroscience & Biobehavioral Reviews. Volume 15.
Keller, Nikole. "Uncovering the Truth About Bacteria and Heavy Metals in the Placenta." www.placentaarts.com
www.PlacentaBakery.com (APPA - Research: What We Know).