“SCIENTIFIC AND METHODOLOGICAL FOUNDATIONS FOR ENSURING THE SPIRALING DEVELOPMENT OF GRAMMAR AND VOCABULARY MATERIALS IN ENGLISH LANGUAGE TEXTBOOKS”, MAJLEP, vol. 1, no. 8, pp. 131–143, Nov. 2025, Accessed: Dec. 28, 2025. [Online]. Available: https://usajournals.org/index.php/6/article/view/1405