1. Next Generation Science Standards Adoption and Implementation Workbook,2013
2. Achieve, 2019. The state of state science education policy: achieve's 2018 science policy survey. Retrieved from https://www.nextgenscience.org/sites/default/files/Science%20Policy%20Survey%20Report_Final.pdf.
3. Developing the academic collocation list (ACL) – a corpus-driven and expert-judged approach;Ackermann;J. Engl. Acad. Purp.,2013
4. AntCLAWSGUI (Version 1.1.0) [Computer Software];Anthony,2013
5. AntConc (Version 4.2.0) [Computer Software];Anthony,2022