| International visitors' perceptions of safey and security issues in Madang,PNG A Sumb South Pacific Studies 39 (2), 1-14, 2019 | 6* | 2019 |
| New Zealand travellers' perceptions of safety and security in Papua New Guinea A Sumb Contemporary PNG Studies 27, 42-50, 2017 | 6 | 2017 |
| Developing Papua New Guinea's tourism sector A Sumb Australian National Univeristy Open Library, 2020 | 5 | 2020 |
| Assessing financial impacts of COVID-19 on tourism and hospitality businesses in Papua New Guinea. A Sumb Contemporary PNG Studies: DWU Research Journal 36, 14-27, 2021 | 2 | 2021 |
| Assessing negative media publicity on a tourism destination image in Papua New Guinea A Sumb Contemporary PNG Studies: DWU Research Journal 34, 50-57, 2021 | 2 | 2021 |
| Analysing business opportunities in the Madang Lagoon area A Sumb Contemporary PNG Studies 22, 119-131, 2015 | 2 | 2015 |
| Resilience and Adaptation in the Tourism and Hospitality Industry in PNG’s Madang Province during the COVID-19 Pandemic A Sumb IN Brief, 2023 | | 2023 |
| Socio-economic impact of COVID-19 on Tourism and Hospitality Businesses in Madang, PNG A Sumb PNG Update: University of PNG, Waigani, 2022 | | 2022 |
| Social perspectives of different age and gender groups in selected communities in Western Highlands, Jiwaka and Madang Provinces, in PNG. PG Lorelle Yakam, Matthias Miti, Emelda Ariku, Allen Sumb Contemporary PNG Studies: DWU Research Journal 38, 15-27, 2022 | | 2022 |
| Assessing impacts of climate change on small businesses in the Madang Lagoon area. A Sumb Contemporary PNG Studies: DWU Research Journal 36, 47-51, 2021 | | 2021 |
| Benefits of mega-events: The Asia Pacific Economic Cooperation meeting in Papua New Guinea A Sumb E-Journal of Informatics 3 (3), 18-33, 2020 | | 2020 |
| Interests and motivations towards tourism studies: Case of Tusbab Secondary School, Madang, PNG A Sumb Electronic Journal of Informatics Vol, 71, 2020 | | 2020 |
| Interests and motivations of tourism studies: Case of Tusbab Secondary School Madang, PNG A Sumb E-Journal of Informatics 2 (2), 70-83, 2020 | | 2020 |
