In Mani Pravalam by Pillailokam Jeeyar
Vyakhyanam for Nalayiram, Edu & Thiruvaymozhi Thaniyangal, Pozhippurai for Acharyargal Thaniyangal
http://acharya.org/bk/pb/plj/tvplj.pdf
Thaniyangal Vyakhyanam Book
In Mani Pravalam by Pillailokam Jeeyar
Vyakhyanam for Nalayiram, Edu & Thiruvaymozhi Thaniyangal, Pozhippurai for Acharyargal Thaniyangal
http://acharya.org/bk/pb/plj/tvplj.pdf