http://en.wikipedia.org/wiki/Mahavidya
http://www.bhagavadgitausa.com/MAHAVIDYAS.htm
Dham
http://www.shreedham108.com
https://srividyasadhana.com/
http://srividya.org/
Yantra
http://varahamihira.blogspot.in/2004/09/dasa-mahavidya-yantras.html
http://www.hinduonline.co/vedicreserve/tantra/dasamahavidya.pdf
Site
Aish
https://aishwaryanand.org/
Astro
http://www.astrojyoti.com/dasamahavidyas.htm
Explanations
http://sreenivasaraos.com/category/muthuswami-dikshitar/
Festival
http://en.wikipedia.org/wiki/Kanaka_Durga_Temple#Dasara_festivities_of_Devasthanam
Blog
http://shanmatha.blogspot.com/2009/09/dasavatharam-dasamahavidya.html
With Shiva
Describing about the ten incarnations and their corresponding power (Shakti), Sutji said-
- The first incarnation of lord Shiva was as Mahakal and his Shakti was called Mahakali.
- Lord Shiva took his second incarnation as Tar and his Shakti was called 'Tara'.
- The third incarnation of Lord Shiva was as Bhuvaneshwar and his Shakti was called 'Bhuvaneshwari'.
- Lord Shiva took his fourth incarnation as 'Shodash' who was also known as 'Srividdyesh' and his Shakti was called 'Shodashi' or 'Shri'.
- Lord Shiva took his fifth incarnation as Bhairav and his Shakti was called 'Bhairavi'.
- The sixth incarnation of Lord Shiva is famous as 'Chhinamastak' and his Shakti by the name of 'Chhinamasta.
- Lord Shiva took his seventh incarnation as 'Dhoomvan' and his Shakti was known as 'Dhoomvati.
- The eighth incarnation was as Baglamukh and his Shakti as Baglamukhi.
- The ninth incarnation of lord Shiva became famous as Matang and his Shakti as 'Matangi'.
- Lord Shiva took his tenth incarnation as 'Kamal' and his Shakti as Kamala.
Slides
http://www.slideshare.net/search/slideshow?searchfrom=header&q=Mahavidyas
Shaligram
http://www.shaligram.com/sangraha_new/mahavidya_sangraha.php
Panchang
http://www.drikpanchang.com/hindu-goddesses/parvati/mahavidya/dasha-mahavidya.html