Adoor K. K. Ramachandran Nair

• Kerala State gazetteer
• Kerala district gazetteers, Trichur
• Cila Kēraḷacaritr̲a vibhavaṅṅaḷ
• Karala district gazetteers, Ernakulam ; supplement
• Kerala district gazetteers, Ernakulum
• Kerala district gazetteers, Kozhikode
• Kēraḷacaritr̥aśakalaṅṅaḷ
• Kēraḷacaritr̲attile cila vismr̥tāddhyāyaṅṅaḷ
• Slavery in Kerala