References & Blogs

Stefan Stenudd's Website
Basic techniques, glossary and much more useful information on Aikido

Svein Hatlen's Aikido Blog
Thoughts on the essence of Aikido

David Ellard's Mind & Body Movement Blog
Thoughts on the essence of practice

Aikido Blog of Guillaume Erard
Extensive information on Aikido, Daito-Ryu and Japan in general

Books

Jan Nevelius: Vaken Vila
Book by Jan Nevelius (contact author for English edition)

Diverse

Ginkgo-Budo.com
Aikido equipment

Misogi Dogi
Sustainably manufactured aikido gis