Aside from this book, what other specific literary sources about Sai Baba are mentioned?

Chapter 2 points to several other existing sources for devotees interested in the life and stories of Sai Baba. It specifically mentions that Das Ganu's work, *Bhakta-Lilamrut*, dedicates three chapters to the life of Shri Sai. Another work by Das Ganu, *Santa-Kathamrut*, is cited for containing a specific "sweet knowledge-story" told by Sai in its 57th chapter. For those who appreciate poetry, Raghunath-Savitri’s *Bhajanmala* is mentioned for its abhangs and verses. Additionally, the text notes that Gujarati devotees Amidas and Bhavani Metha have written miraculous stories, and a group in Pune, under the name Sai Prabha, was publishing a series of Baba's stories.