Vidvan Pi. Kēḷunāyaruṭe kr̥tikaḷ.
Publisher: Kerala Sangeetha Nataka Akademi; vitaraṇaṃ Nāṣanal Bukkst̲āḷ
Published: 1975
Place of publication: Trichur; Kōṭṭayaṃ
Language: mal
Number of pages: 240