Art rupestre : petroglyphs and pictographs in Kerala (rock-art in Kerala) - Kumar, Ajit; Varman, Raj K. (New Delhi: New Bharatiya book corporation, 2019)
Includes bibliographical references (pages 199-207).
Keywords: Rock painting -- India -- Kerala; Petroglyphs -- India -- Kerala; Picture-writing -- India -- Kerala; Antiquities; Petroglyphs; Picture-writing.