Publications

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A Linguistic Study on the Dialogue Language of Modern Sinhala Novels (Based on novels that won State Literary Awards from 2002 to 2015)

Books
Piyarthna, P.I
A Linguistic Study on the Dialogue Language of Modern Sinhala Novels (Based on novels that won State Literary Awards from 2002 to 2015), (Unpublished).
Publication year: 2016

The Utility of School Textbooks in Studying Buddhism (Based on prescribed textbooks for primary grades)

Abstracts & Extended Abstracts
Piyarthna, P.I
• The Utility of School Textbooks in Studying Buddhism (Based on prescribed textbooks for primary grades), 6th International Research Conference - 2021, Bhiksu University of Sri Lanka: Anuradhapura.
Publication year: 2021

A Comparative Study on the Subject Content of Grade Five Sinhala Reading Books (Based on textbooks published between 1970 - 2019)

Abstracts & Extended Abstracts
Piyarthna, P.I
A Comparative Study on the Subject Content of Grade Five Sinhala Reading Books (Based on textbooks published between 1970 - 2019), Annual Research Session 2022, Department of Sinhala, University of Colombo.
Publication year: 2022

Guvanviduli Sameeksha (Radio Review)

Edited Books & Co-Author Credits
Piyarthna, P.I
Guvanviduli Sameeksha (Radio Review), (with Kamal Walebodha and others), Department of Cultural Affairs: Battaramulla.
Publication year: 2019

Kavya Sameeksha (Poetry Review)

Edited Books & Co-Author Credits
Piyarthna, P.I
Kavya Sameeksha (Poetry Review), (with Kamal Walebodha and others), Department of Cultural Affairs: Battaramulla.
Publication year: 2019

Nuwana Journal

Edited Books & Co-Author Credits
Piyarthna, P.I
Nuwana Journal, (with Palitha Aravinda Weerakkody and others), Languages and Humanities Unit, Ministry of Education
Publication year: 2019

Nuwana Journal

Edited Books & Co-Author Credits
Piyarthna, P.I
Nuwana Journal, (with Sirima Kulatunga and others), Languages and Humanities Unit, Ministry of Education
Publication year: 2018

Amavatura Gatapada Akaradiya (Glossary Index of Amavatura)

Edited Books & Co-Author Credits
Piyarthna, P.I
Amavatura Gatapada Akaradiya (Glossary Index of Amavatura), with Rev Agalakada Sirisumana Thero, Samayawardhana Publishers: Maradana.
Publication year: 2016

G.C.E. Advanced Level Sinhala (2017 New Syllabus) — Glossary Commentary on the Prescribed Classical Prose Anthology

Edited Books & Co-Author Credits
Piyarthna, P.I
G.C.E. Advanced Level Sinhala (2017 New Syllabus) — Glossary Commentary on the Prescribed Classical Prose Anthology, (with Professor Ratna Wijetunga and others), National Institute of Education (NIE): Maharagama. (Unpublished).
Publication year: 2026

Critical Analysis and Review of the Novel "Beddegama", Prescribed for the G.C.E. Advanced Level Sinhala 2017 New Syllabus

Edited Books & Co-Author Credits
Piyarthna, P.I
Critical Analysis and Review of the Novel "Beddegama", Prescribed for the G.C.E. Advanced Level Sinhala 2017 New Syllabus, (with Hiniduma Sunil Senevi and others), Department of Educational Publications: Battaramulla.
Publication year: 2022

Sinhala Vyakarana Sangrahaya (Compendium of Sinhala Grammar)

Edited Books & Co-Author Credits
Piyarthna, P.I
Sinhala Vyakarana Sangrahaya (Compendium of Sinhala Grammar) - ( Co-Editor), Department of Educational Publications: Battaramulla.
Publication year: 2025

Mathaka Mal Pasa (මතක මල් පැස)

Books
Piyarthna, P.I
Mathaka Mal Pasa (මතක මල් පැස) , Graphicare Publications: Rajagiriya. ( Awarded the Most Outstanding Youth Literature Work at the Bauddhaloka Literary Festival / Approved as a school library book by the Educational Publications Advisory Board.)
Publication year: 2024

Lama Sahitya Nirmana Vimarshana (ළමා සාහිත්‍ය නිර්මාණ විමර්ශන )

Books
Piyarthna, P.I
Lama Sahitya Nirmana Vimarshana (ළමා සාහිත්‍ය නිර්මාණ විමර්ශන ) Department of Cultural Affairs: Battaramulla. (Winning scholarly work from the Manuscript Competition Conducted by the Department of Cultural Affairs /  Approved as a school library book by the Educational Publications Advisory Board)
Publication year: 2018

An Analytical Study on the "Yantra Pilissuma" (Cauterization Branding) Treatment Methods Used in Traditional Cattle Medicine

Abstracts & Extended Abstracts
Piyarthna, P.I
• An Analytical Study on the "Yantra Pilissuma" (Cauterization Branding) Treatment Methods Used in Traditional Cattle Medicine, (The Royal Asiatic Society of Sri Lanka 8th Research Conference, 2015).
Publication year: 2015