| Ekstraksi daun pelawan (Tristaniopsis merguensis) sebagai antioksidan menggunakan Microwave Assisted Extraction (MAE) S Enggiwanto, F Istiqomah, K Daniati, O Roanisca, RG Mahardika Indonesian journal of pure and Applied Chemistry 1 (2), 50-55, 2018 | 28 | 2018 |
| Microwave-Assisted Extraction of Polyphenol Content from Leaves of Tristaniopsis merguensis Griff. RG Mahardika, O Roanisca Asean journal of chemical engineering 19 (2), 110-119, 2019 | 24 | 2019 |
| Aktivitas antioksidan dan fitokimia dari ekstrak etil asetat pucuk idat (Cratoxylum glaucum) RG Mahardika, O Roanisca Indonesian Journal of Chemical Research 5 (2), 69-74, 2018 | 20 | 2018 |
| Kapasitas antioksidan ekstrak buah rukam (Flacourtia rukam) menggunakan metode Microwave Assisted Extraction (MAE) I Fadiyah, I Lestari, RG Mahardika Indonesian Journal of Chemical Research 7 (2), 107-113, 2020 | 15 | 2020 |
| Skrining Fitokimia dan Penetapan Kandungan Total Fenolik Ekstrak Daun Tumbuhan Sapu-Sapu (Baeckea frutescens L.) DS Ningsih, H Henri, O Roanisca, RG Mahardika Biotropika: Journal of Tropical Biology 8 (3), 178-185, 2020 | 13 | 2020 |
| Antioxidant activity and phytochemical of extract ethyl acetat pucuk idat (Cratoxylum glaucum). Indo RG Mahardika, O Roanisca J. Chem. Res 5 (2), 481-486, 2018 | 12 | 2018 |
| Pendampingan Usaha Mikro dan Masyarakat Desa Balunijuk dalam Mewujudkan Kampung HalalL O Roanisca, M Yusnita, RG Mahardika Agrokreatif: Jurnal Ilmiah Pengabdian Kepada Masyarakat 6 (2), 173-180, 2020 | 11 | 2020 |
| Tristaniopsis merguensis Griff. extract as inhibitor for corrosion of stainless steel O Roanisca, RG Mahardika, Y Setiawan IOP Conference Series: Earth and Environmental Science 353 (1), 012020, 2019 | 10 | 2019 |
| Citrus x microcarpa bunge fruit extract as antibacterial against staphylococcus aureus O Roanisca, RG Mahardika IOP Conference Series: Earth and Environmental Science 599 (1), 012043, 2020 | 8 | 2020 |
| Potensi Antibakteri Ekstrak Daging Buah Kelubi (Eleiodoxa conferta) Bangka Belitung Menggunakan Microwave-Assisted Extraction (MAE) S Surtina, RP Sari, Z Zulita, R Rani, O Roanisca, RG Mahardika Indonesian Journal of Chemical Research 7 (2), 177-182, 2020 | 8 | 2020 |
| Uji aktivitas antioksidan ekstrak buah rukam (Flacourtia rukam) menggunakan metode maserasi I Fadiyah, I Lestari, S Victory, RG Mahardika Proceedings of National Colloquium Research and Community Service 3, 64-68, 2019 | 8 | 2019 |
| Sintesis Karbon Aktif Tempurung Ketapang (Terminalia catappa) Sebagai Adsorben Minyak Jelantah M Megiyo, H Aldila, F Afriani, RG Mahardika, S Enggiwanto Prosiding SNFA (Seminar Nasional Fisika Dan Aplikasinya) 2, 137-145, 2017 | 8 | 2017 |
| Fenolik Total Fraksi Etil Asetat Daun Pelawan (Tristaniopsis merguensis Grifft.) RG Mahardika, O Roanisca, FIP Sari Jurnal Sains dan Edukasi Sains 3 (1), 8-14, 2020 | 7 | 2020 |
| Purification of silica from tin tailing by acid leaching methods F Afriani, J Evi, R Mahardika, R Rafsanjani, Y Tiandho International Conference on Maritime and Archipelago (ICoMA 2018), 5-7, 2019 | 7 | 2019 |
| Inhibition of α-Glucosidase Activity and The Toxicity of Tristaniopsis merguensis Griff. Leaf Extract RG Mahardika, O Roanisca, FIP Sari Elkawnie: Journal of Islamic Science and Technology 6 (1), 67-76, 2020 | 6 | 2020 |
| Total Phenolic and Antioxidant Capacity of Acetone Extract of Tristaniopsis merguensis Leaves O Roanisca, RG Mahardika, FIP Sari Stannum: Jurnal Sains dan Terapan Kimia 1 (1), 10-13, 2019 | 6 | 2019 |
| Water quality testing due to oil palm plantation activities in Bangka regency FIP Sari, RG Mahardika, O Roanisca IOP Conference Series: Earth and Environmental Science 353 (1), 012019, 2019 | 6 | 2019 |
| Uji fitokimia dan aktivitas antibakteri pada air Kelubi (eleiodoxa conferta) terhadap bakteri Staphylococcus aureus RP Sari, N Nazrun, S Surtina, RG Mahardika Proceedings Of National Colloquium Research And Community Service 3, 61-63, 2019 | 6 | 2019 |
| Screening Fitokimia dan Aktivitas Antioksidan dari Ekstrak Aseton Pucuk Iding-Iding Stenochlaena Palustris Bangka O Roanisca, RG Mahardika Seminar Nasional Penelitian dan Pengabdian pada Masyarakat 2017, 45-51, 2017 | 6 | 2017 |
| Peningkatan Daya Saing UMKM Kelurahan Sri Menanti Melalui Fasilitasi Perolehan Perizinan Dasar O Roanisca, RG Mahardika, M Yusnita Jurnal Pengabdian Pada Masyarakat 7 (2), 460-468, 2022 | 5 | 2022 |
Occa RoaniscaLecturer of Organic Chemistry, Bangka Belitung University在 ubb.ac.id 的电子邮件经过验证
