Gopalakrishnan V., . (1969). Maamsa Nibhandhamalla Raagam?. : Mangalodayam ; Thrissur.
Gopalakrishnan V.T, . 1969. Maamsa Nibhandhamalla Raagam?. : Mangalodayam ; Thrissur.
Gopalakrishnan V.T, . Maamsa Nibhandhamalla Raagam?. : Mangalodayam ; Thrissur. 1969.