Denis Kamara - Articles - Scientific Research Publishing

Prevalence and Factors Associated with Refractive Errors among University Students at Mbarara University of Science and Technology, Uganda (Articles)

Denis Kamara, John Onyango, Simon Arunga, Mwanja Pius, Pliers Denis Tusingwire, Mary Assumpta Ayoo, Eric Ronald Mulongo, Barnabas Atwiine

Open Journal of Ophthalmology Vol.14 No.3，August 19, 2024

DOI: 10.4236/ojoph.2024.143030 186 Downloads 1,986 Views Citations
A Study on Goods and Services Tax Reforms, Its Enactment, Implementation and Administration in Sierra Leone (Articles)

Abu Kai Kamara, Sheriff Kamara

Open Access Library Journal Vol.10 No.1，January 16, 2023

DOI: 10.4236/oalib.1109651 147 Downloads 1,613 Views Citations
Exploring the Implementation and Benefit of Digital Reforms in Tax Administration: National Revenue Authority (NRA) Sierra Leone (Articles)

Abu Kai Kamara, Sheriff Kamara

Open Access Library Journal Vol.10 No.2，February 23, 2023

DOI: 10.4236/oalib.1109767 168 Downloads 1,321 Views Citations
The Study of the Impact of Microfinance on Small and Medium Scale Enterprises (SMEs) in Sierra Leone: A Case Study of ECOBANK Microfinance Sierra Leone (Articles)

Sheku Kamara, Abu Kai Kamara

Open Access Library Journal Vol.10 No.5，May 31, 2023

DOI: 10.4236/oalib.1110113 322 Downloads 3,910 Views Citations
The Impact of Tax Strategies on Revenue Mobilization in Sierra Leone (Articles)

Abu Kai Kamara, Sheku Kamara

Open Access Library Journal Vol.10 No.8，August 30, 2023

DOI: 10.4236/oalib.1110307 196 Downloads 2,021 Views Citations
Effect of Land Uses on Soil Erodibility in the Njala Area of Southern Sierra Leone (Articles)

Denis Magnus Ken Amara, Ibrahim Benya, Sheku Alfred Kanu, Daniel Hindogbe Saidu, Raymond Morie Musa, Osman Sidie Vonu, Fayia Brima, Joseph Christian Adamu Mboma, Michael Jusu, Foday Turay, Abdulai Kamara

Open Journal of Soil Science Vol.12 No.10，September 30, 2022

DOI: 10.4236/ojss.2022.1210019 263 Downloads 1,349 Views Citations
Improving Revenue Collections through Tax Reforms: Evidence from National Revenue Authority, Sierra Leone (Articles)

Abu Kai Kamara, Sheriff Kamara, Philip Koroma

Open Access Library Journal Vol.9 No.12，December 27, 2022

DOI: 10.4236/oalib.1109338 125 Downloads 1,487 Views Citations
Integration of GIS in the Development of an Environmental Cadastre Administrative System for the Environment Protection Agency Sierra Leone (Articles)

Samuel Mohamed Kamara

Journal of Geographic Information System Vol.11 No.4，August 7, 2019

DOI: 10.4236/jgis.2019.114026 1,065 Downloads 2,742 Views Citations
Development of a Geographic Information Systems Baseline Spatial Geodatabase Template for Evaluating Potential and Predicted Environmental Impacts for Sustainable Environmental Impact Assessment of Mining in Sierra Leone (Articles)

Samuel Mohamed Kamara

Journal of Geoscience and Environment Protection Vol.8 No.10，October 30, 2020

DOI: 10.4236/gep.2020.810018 1,114 Downloads 3,877 Views Citations
The Study on Effectiveness of Internal Audit on the Performance of the Public Sector in Sierra Leone: A Case Study of the National Social Security Insurance Trust (Articles)

Abu Kai Kamara

Open Access Library Journal Vol.10 No.8，August 25, 2023

DOI: 10.4236/oalib.1110431 834 Downloads 7,844 Views Citations
An Assessment of the Effectiveness of the Internal Audit on the Performance of the Public Sector: Case Study of the National Revenue Authority (NRA) (Articles)

Abu Kai Kamara

Open Access Library Journal Vol.10 No.8，August 25, 2023

DOI: 10.4236/oalib.1110432 282 Downloads 2,204 Views Citations
Generalization of the Second Order Vector Potential Formulation for Arbitrary Non-Orthogonal Curvilinear Coordinates Systems from the Covariant Form of Maxwell's Equations (Articles)

Denis Prémel

Journal of Electromagnetic Analysis and Applications Vol.4 No.10，October 31, 2012

DOI: 10.4236/jemaa.2012.410055 5,392 Downloads 8,327 Views Citations
Extending Multi-Period Pluto and Tasche PD Calibration Model Using Mode LRDF Approach (Articles)

Denis Surzhko

Journal of Mathematical Finance Vol.4 No.4，August 28, 2014

DOI: 10.4236/jmf.2014.44026 6,618 Downloads 9,033 Views Citations
Techne in Affective Posthumanism and AI Artefacts: More (or Less) than Human? (Articles)

Denis Larrivee

Open Journal of Philosophy Vol.10 No.1，January 22, 2020

DOI: 10.4236/ojpp.2020.101006 884 Downloads 1,938 Views Citations
Comparing Commercial and Residential Real Estate Investment Opportunities and Risks in Modern Economic Times (Articles)

Denis Burke

Journal of Financial Risk Management Vol.14 No.4，October 15, 2025

DOI: 10.4236/jfrm.2025.144020 40 Downloads 249 Views Citations
A Grobner Bases Approach to the Detection of Improperly Parameterized Rational Curve (Articles)

Amadu Fullah Kamara, Mohamed Abdulai Koroma

American Journal of Computational Mathematics Vol.3 No.1，March 27, 2013

DOI: 10.4236/ajcm.2013.31007 2,933 Downloads 5,408 Views Citations
The Study of Causes and Effects of Cost Categorization on Environmental Management Accounting (EMA) at Sierra Mineral Holdings Limited in Sierra Leone (Articles)

Abu Kai Kamara, Eugene Efayomi Pratt

Open Access Library Journal Vol.10 No.1，January 11, 2023

DOI: 10.4236/oalib.1109553 153 Downloads 1,141 Views Citations
Effect of Domestic Politics on Aid’s Effectiveness in Improving Human Welfare in Sierra Leone (2000-2019) (Articles)

Abu Kai Kamara, Prince Lahai Momoh

Open Access Library Journal Vol.10 No.1，January 16, 2023

DOI: 10.4236/oalib.1109542 70 Downloads 537 Views Citations
A Study on the Operationalization of Environmental Management Accounting within Sierra Mineral Holdings Limited in Sierra Leone (Articles)

Abu Kai Kamara, Eugene Efayomi Pratt

Open Access Library Journal Vol.10 No.3，March 31, 2023

DOI: 10.4236/oalib.1109825 108 Downloads 787 Views Citations
An Exploratory Study on the Implementation of Student Loans in Alleviating Poverty and Its Contribution to Human Capital Development in Sierra Leone (Articles)

Abu Kai Kamara, Prince Lahai Momoh

Open Access Library Journal Vol.10 No.4，April 19, 2023

DOI: 10.4236/oalib.1109791 123 Downloads 1,137 Views Citations

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