Tsavala, Argyro (Iro) and Martin, Henry (2016) Yappo. In: Shaping the View - Understanding Landscape Through Illustration, 10-11 November 2016, Edinburgh College of Art, UK.

Tsavala, Argyro (Iro) and Martin, Henry (2018) Book journey: an illustrator and a writer discuss their collaboration. Journal of Illustration, 5 (1). pp. 157-172. ISSN 2052-0204

Tsavala, Argyro (Iro) and Martin, Henry and Munro, Lucy (2018) Yappo: a book about a man and a plant - interview. The Planthunter (57).

Tsavala, Argyro (Iro) and Martin, Henry (2018) 'Yappo' exhibition at Dromineer Literary Festival 2018. [Exhibition/show]

Tsavala, Argyro (Iro) (2019) Artist's page. Contribution to The Blue Notebook: Journal for artists’ books. Impact Press, Bristol, UK.

Tsavala, Argyro (Iro) and Martin, Henry (2017) "Yappo", said the man. [Book art/Artist's book, Exhibition/show]