Digital images of magic myāth: aṅka mānei buddhir khelā, a book of mathematical puzzles. Written by anjan kumār pāl, published by Sandhya Prakashani, March 2005.
"The original material is owned and held by Sukanta Chaudhuri. Access enquiries should be directed to Sukanta Chaudhuri via the School of Cultural Texts and Records, Jadavpur University, Kolkata.".