There are lots of articles but not so many books. Many of the books listed address people with disabilities as a side topic, and I’ve included some non-Orthodox Christian books that contain Orthodox Christian elements. But the ones that spring from family relationships and friendships are inspiring and instructive.
The articles are on two different pages, one for individual articles and the other for webpages that contain numerous articles concerning persons with disability:
From the article collections, I would recommend beginning with The Orthodox Church of America’s Parish Ministry Resources, especially Parish Development
The individual online articles cover a wide variety of situations and perspectives in regard to disability and the Orthodox Church, as well as the situations and issues Orthodox Christians with disabilities face in this world: their opportunities, dilemmas, and struggles. Look over the list and read a couple of articles which catch your eye. And then feel free to read some more!