More than 200 scientific papers have been published, including 7 monographs, 6 textbooks, 3 manuals, and 33 articles published in international journals indexed in scientometric databases: Scopus and webofscience. It has a Hirsch index of 9 (Scopus).
In 2018, Elsevier-Scopus was recognized as the best researcher in the field of social Sciences at the 1stscopusawardceremony ceremony in the category "Best Researcher in Social Sciences" by international companies.
J. A. Khamzina received 15 Certificates of state registration of rights on objects of copyright, issued MJ RK.
Since 2017, Khamzina Zh. a. has been accredited as a subject of scientific and (or) scientific and technical activities (Certificate dated 08.08.2017, issued by the MES of the Republic of Kazakhstan).
Khamzina Zh. a. is a leading scientist in the field of legal provision of social protection of the population, wage labor in the Republic of Kazakhstan. The author of the textbooks recommended by the MES as textbooks for universities: "the Labor law of the RK", published in 2004, 2014, 2018 and 2019, and "social security law of the RK", which was published in 2006 and 2014, which allowed for the first time to provide teaching material and teaching in these fields of law.