All the articles undergo blind and editorial peer-review and quality control. Authors are not required to pay an Article Submission Fee as part of the submission process to contribute to review costs.  If this paper is accepted for publication, you will be asked to pay an Article Publication Fee to cover publications costs. 

The publication fee is 75 USD

We have come to a decision to reduce the APC into 50 USD started from march 2021. This policy is fulfilling demands from african-asian countries due to their economic situation during pandemic.