Iṉikkum ilakkaṇam - Tirumurukaṉ (Cēkar Patippakam ; Kiṭaikkumiṭam Ulakat Tamiḻp Paṇpāṭṭu Iyakkam, Putuccēri Kiḷai, 1981)
Research articles on Tamil grammar, most broadcast over All India Radio.