There are several accepted citation styles/formats for research papers in computer science. For general guidance, see the ODU Libraries' guide to citing sources (linked below). If you're unsure, ask your professor which style they prefer. If preparing a manuscript for submission to a specific journal, consult the journal's guidelines for formatting and style.
The Association for Computing Machinery
The Council of Science Educators
Institute of Electrical and Electronics Engineers
IEEE Computer Society Resources:
IEEE General Resources: