“The Trinity of Poorvacharyas and Vishistadvaitha” – Book has been released recently, written by Shri K.R. Krishnaswami. The author, has written many Sri Vaishnava sampradayic books in an easily understandable format, which rich contents. The readers can find the list of available books with contact details.
News source: Thanks to Shri Lakshminarasimhan Sridhar