| Issue | Title | |
| Vol 45, No 1 (2024) | Opportunities and Challenges in Digital Transformation for Vietnamese Enterprises | Abstract PDF |
| Vũ Thị Tình, Nguyễn Thị Bội Ngọc | ||
| Vol 47, No 1 (2024) | Opportunities and Challenges in the Green Economy Transition for Businesses in Vietnam | Abstract PDF |
| Viet Trinh Tran, Dinh Thuan Tran | ||
| Vol 49, No 2 (2025) | Opportunities and Challenges: Digital Communication Strategy for Micro, Small and Medium Enterprises (MSMEs) in Semarang City | Abstract PDF |
| Rachela Belinda Fatharani, Rizki Halim, Yofiendi Indah Indainanto | ||
| Vol 31, No 2 (2022) | Opportunities, Provided To Entrepreneurs In The Field Of Tourism In Condition Of “Covid-19” Pandemic | Abstract PDF |
| Ravshanov Tuyli Gulmurodovich | ||
| Vol 58, No 1 (2026) | Optical and Vibrational Characterization of Zirconium Oxide Nanoparticles Synthesized in Distilled Water Using The Pulsed Laser Ablation Method | Abstract PDF |
| Ayunda Fajarni Rahmi, Catur Edi Widodo, Ali Khumaeni | ||
| Vol 18, No 1 (2019) | Optimal Method of State Management in Uzbekistan | Abstract PDF |
| Rakhimova Mukaddas Ibragimovna | ||
| Vol 52, No 1 (2025) | Optimisation De L'écoulement De Puissance Dans Les Réseaux Electriques En Utilisant La Méthode AIRS (Artificial Immune Recognition System) | Abstract PDF |
| Tokiniaina Francky RASOLOFONIRINA, Edmond RANDRIAMORA, Harlin ANDRIATSIHOARANA, Solofohery RAKOTONIAINA, Ndaohialy Manda-vy RAVONIMANANTSOA | ||
| Vol 30, No 2 (2022) | Optimisation de la planification énergétique à Madagascar face aux impacts de la variabilité et du changement climatique | Abstract PDF |
| Mamy Nirina Rolland RANDRIANARIVELO, Edouard ANDRIANARISON, Rijalalaina RAKOTOSAONA | ||
| Vol 29, No 2 (2021) | Optimisation De La Production De L’huile Du Suif De Bœuf Pour La Fabrication De Biodiesel Par Transestérification | Abstract PDF |
| R. N. Raheliarison, M.V. Andriamifidisoa, A. O. Ravoninjatovo, J. L. Rasoanaivo, L. Andrianaivo | ||
| Vol 28, No 2 (2021) | Optimisation De La Valorisation Des Déchets De Chromite Pour Une Substitution Partielle Du CEM I Pur En Vue De La Production De Ciment Ecologique Et De Meilleures Performances Physique, Chimique Et Mécanique. | Abstract PDF |
| Baofiza BAOFIZA, L. Rasoanaivoj, Rabemanantsoaj R., Andriamiharimanana N., Ranaivoniarivo V. G, L Andrianaivo | ||
| Vol 53, No 1 (2025) | Optimisation De L’analyse De La Valeur Par L’utilisation De La Programmation Dynamique | Abstract PDF |
| Harimbinintsoa RAVAOMIALITIANA, Huchard Paul Berthin RANDRIANIRAINY, Jaconnet Oliva ANDRIANAIVORAVELONA | ||
| Vol 55, No 1 (2026) | Optimisation Du Rendement Energétique Des Procédés De Méthanisation A Travers Une Approche De Modélisation Mathématique | Abstract PDF |
| S. Ndriananja ANDRIAMANANTENA, Manjato RASOANAIVO, O. Achille RAVONINJATOVO, V. Nantenaina RARIVOSON, L. Jean RASOANAIVO, R. Notiavina RANDRIAMAHEFA | ||
| Vol 56, No 1 (2026) | Optimisation Du Séchage Du Voatsiperifery Ou Poivre Sauvage De Madagascar : Comparaison Entre Séchage Solaire Indirect Et Séchage Traditionnelle | Abstract PDF |
| RANAIVOSON Harimandamanampisoa, Edouard KAKPOVI, Sènangla Franco-Néo Camus DJESSONOU, Euloge OGOUWALÉ | ||
| Vol 23, No 1 (2020) | Optimisation du SIG et Analyse des Déterminants Socio-Economiques de la Production de l’Ananas dans le Département de l’Atlantique au Benin | Abstract PDF |
| Marcel Mahounan KOUASSI, Éric Alain Mahugnon TCHIBOZO, Apollinaire Cyriaque AGBON | ||
| Vol 48, No 2 (2025) | Optimisation Et Automatisation D’une Presse A Briquettes Combustibles De L’Association Tsinjolavitra Ambohitsarabe-Antsirabe | Abstract PDF |
| Tsilaozantsoa Nomena Fahasambarana Razafindrakoto, Rijalalaina Rakotosaona, Nantenaina Volamahefa Rarivoson, Valisoa Fifaliana Razakamampianina, Ndriananja Sitraka Andriamanantena, Tsilavozakaniaina Arivony Raininoro | ||
| Vol 57, No 1 (2026) | Optimisation Et Modélisation Des Eaux Minerales Et Eaux Thermo Minerales Dans La Region De Sava Et Diana | Abstract PDF |
| RAMALANJAONA Maminiaina Andriantsoa, Tolontsoa RAKOTOSON, Mamiharizo Jackie TOVONIRINA, Rondro Nirina RAVAOARINORO, Laurence RAHARIMALALA | ||
| Vol 10, No 1 (2018) | Optimización de Síntesis de Voz mediante Análisis de Componentes Principales | Abstract PDF |
| Manuel Haro Marquez, Miguel Ángel Fraire Hernández, Luis Alberto Flores Chaires, María del Rosario Bernal Díaz, Fabian Navarrete Rocha, Noe Buenrostro Domínguez, Ana Lourdes Borrego Elías, Ana Luisa Hernández Gutiérrez, Nadia Garibay Rendón, Lorena Raquel Casanova Luna, Jaquelinne Martínez Robles, Luis Enrique Paredes Berumen, Jose Manuel Cervantes Miramontes, Claudia Sifuentes Gallardo, Margarita Selene Salazar Ávila, Abubeker Gamboa Rosales, César Gamboa Rosales | ||
| Vol 42, No 2 (2024) | Optimization and Synergy of Backup and Restore Data Between BMKG Database Center and Regional Offices As Initial Mitigation Againts Ransomware Attacks | Abstract PDF |
| Heri Azhari Noor, Aulia Khamas H., Tutun Juhana, Danang Rimbawa | ||
| Vol 26, No 2 (2021) | Optimization Of A Remote Lab And E-Learning Platform | Abstract PDF |
| Ugwu Nnaemeka Virginus, Uzo Blessing Chimezie, Okafor Loveth Ijeoma, Ugwuanyi Peace Nkiruka, Anigbogu Kenechukwu Slyvanus, Cassia Anwar C., Onyemechara Idong-Esit Comfort, Nelson Ogechukwu Madu, Nzeh Royransom, PhD Mosud Y. Olumoye | ||
| Vol 25, No 2 (2021) | Optimization Of An Anomaly Based Intrusion Detection System On Smartphone | Abstract PDF |
| Ugwuanyi Peace Nkiruka, Okafor Loveth Ijeoma, Nelson Ogechukwu Madu, Agbo Jonathan Chukwunwike, Barnnabas Bundepuun Orndiir, Doowuese Kate Faafaa, Ugwu Nnaemeka Virginus, Ani Chinonso Darlington, Anigbogu Kenechukwu Sylvanus | ||
| Vol 27, No 2 (2021) | Optimization Of An Identity Access control System Using Biometric Techniques | Abstract PDF |
| Olayiwola Abisola Ayomide, Olayiwola Dare S., Mosud Y. Olumoye, Ikedilo Obiora Emeka, Famuyiwa Kolawole Samuel Abiodun, Agboke Adeola J., Ugwu Nnaemeka Virginus | ||
| Vol 27, No 2 (2021) | Optimization Of An Online Store Price Recommendation System Using Hybrid | Abstract PDF |
| Royransom Nzeh, Nnmadi Johnson Ezeora, Uzo Izuchukwu, Uzo Blessing Chimezie | ||
| Vol 46, No 2 (2024) | Optimization of Anaerobic Co-Digestion of Canna Indica Rhizome and Cow Manure | Abstract PDF |
| Danni Fernando ROVANIAINA, Eulalie RAFANJANIRINA, Zely Arivelo RANDRIAMANANTANY | ||
| Vol 28, No 2 (2021) | Optimization Of Antibiotic Production On Various Protein Substrates Against Staphylococcus aureus And Escherichia coli | Abstract PDF |
| Hanif Aulia Defnur, Nurmiati Nurmiati, Periadnadi Periadnadi | ||
| Vol 37, No 1 (2023) | Optimization Of Antibiotics Production In Bacillus Subtilis Soil Strain G2B Against Staphylococcus Aureus And Escherichia Coli | Abstract PDF |
| Sindy Gemaeka Putri, Periadnadi Periadnadi, Yusra Yusra | ||
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