"என். கல்யாண் ராமன்" . "N. Kalyan Kalyan Raman"@en . . "Raman" . . . . "Eṉ" . "Kalyan Raman"@en . . "கல்யாண் ராமன்" . . . "N."@en . "Eṉ Kalyāṇ̣ Rāmaṉ" . "N. Kalyan Raman"@en . "என்." . "1950" . "N. Kalyan Raman" . "Kalyan"@en . "Kalyāṇ̣ Rāmaṉ" . "N. Kalyan" . . .