"A Glimpse Backward". Skeptical Inquirer. Vol. 40, no. 6. Center for Inquiry. November–December 2016. Archived from the original on March 6, 2017. Retrieved March 7, 2017.
"Squaring the Strange". squaringthestrange.libsyn.com. Squaring the Strange. Archived from the original on October 15, 2017. Retrieved October 15, 2017.
Heaney, Katie (March 7, 2013). "Monster Hunt: The Chupacabra". Outside Magazine. Archived from the original on March 16, 2013. Retrieved March 12, 2013.
"A Glimpse Backward". Skeptical Inquirer. Vol. 40, no. 6. Center for Inquiry. November–December 2016. Archived from the original on March 6, 2017. Retrieved March 7, 2017.
"Squaring the Strange". squaringthestrange.libsyn.com. Squaring the Strange. Archived from the original on October 15, 2017. Retrieved October 15, 2017.
Heaney, Katie (March 7, 2013). "Monster Hunt: The Chupacabra". Outside Magazine. Archived from the original on March 16, 2013. Retrieved March 12, 2013.