Mathew,Mammen. (2021). Maorama Yearbook 2021. Malayala Manorama.
Lua i Stíl Chicago (17ú heag.)Mathew,Mammen. Maorama Yearbook 2021. Kottayam: Malayala Manorama, 2021.
Lua MLA (9ú heag.)Mathew,Mammen. Maorama Yearbook 2021. Malayala Manorama, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.