Haurissa, Jusuf Desain Adjuster Pada Kompor Briket. Kemenkum Ham.

Haurissa, Jusuf Performance Analysys Of Cross Flow Turbine : Without Using Shaft In Runner Turbine With Add “Guide Passage Gate Vane”. In: Seminar Nasional Inovasi dan Aplikasi Teknologi di Industri 2018.

Haurissa, Jusuf and Riupassa, Helen and Jayanto, Ribut TURNITIN: Development of briquette stove to increase heating efficiency and flame stability of sago waste briquette. LPPM Universitas Sains dan Teknologi Jayapura.

Haurissa, Jusuf and Rumabar, Luis LAJU PERPINDAHAN PANAS BRIKET SARANG TAWON BERBAHAN DASAR KAYU MERBAU. Jurnal Teknik Mesin. ISSN 2302-3465

Nanlohy, Hendry Yoshua and Suyatno, Suyatno and Riupassa, Helen and Mini, Marthina and Trismawati, Trismawati and Panithasan, Mebin Gasohol Engine Performance with Various Ignition Timing. Universitas Muhammadiyah Magelang.

Riupassa, Helen Similarity Development of briquette. AIP Publishing LLC.

Riupassa, Helen Similarity Droplet combustion behavior. IOP Publishing Ltd.

Riupassa, Helen Similarity Performance and Emissions Analysis of BE85-Gasoline. Automotive Experiences.

Riupassa, Helen and Haurissa, Jusuf Simiriti The effect of graphene oxide nanoparticles as a metal based catalyst on the ignition characteristics of waste plastic oil. Lembaga Penelitian dan Pengabdian Masyarakat USTJ.

Riupassa, Helen and Suyatno, Suyatno Similarity Characteristics of SI engine fueled with BE50-Isooctane blends with different ignition timings. Elsevier.

Riupassa, Helen and Suyatno, Suyatno Similarity Effects of Eugenol and Cineol Compound on Diffusion Burning Rate Characteristics of Crude Coconut Oil Droplet. Automotive Experiences.

Riupassa, Helen and Suyatno, Suyatno Similarity Gasohol Engine Performance. State University of Malang (UM).

Riupassa, Helen and Suyatno, Suyatno Similarity Identifying The Effect Of Aromatic Compounds. Elsevier.

Riupassa, Helen and Suyatno, Suyatno and Nanlohy, Hendry Yoshua and Trismawati, Trismawati Effects of Eugenol and Cineol Compound on Diffusion Burning Rate Characteristics of Crude Coconut Oil Droplet. Universitas Muhammadiyah Magelang.

Suyatno, Suyatno and Nanlohy, Hendry Yoshua and Riupassa, Helen and Marianingsih, Susi Characteristics of SI engine fueled with BE50-Isooctane blends with different ignition timings. Elsevier.