Legends of the Nath-Jogis : Devdutt Pattanaik

http://devdutt.com/topics/indian-mythology/legends-of-the-nath-jogis.html

Matsyendranath And Gorakshanath: Two Spiritual Lions

http://www.srichinmoylibrary.com/books/0129

Gorakhnathis / Web / Links / Chalisa

http://www.philtar.ac.uk/encyclopedia/hindu/devot/gorak.html
http://gurugorakhnath.webs.com/
http://www.indianetzone.com/44/gorakhnathis.htm
http://www.cheharmaa.com/gorakh_chalisa.html

Poems by Gorakhnath Books - Links

http://www.poetry-chaikhana.com/G/Gorakhnath/index.htm

Matsyendranath / 64 Yoginis / Temple

http://en.wikipedia.org/wiki/Matsyendranath
http://www.shivashakti.com/matsya.htm
http://www.ujjaincity.com/pir-matsyendranath-ujjain/