T.A. Kapitanova's "Algebra: Independent and Control Works for Grade 8" provides a structured resource for evaluating student understanding of rational expressions, square roots, and quadratic equations based on the Russian curriculum. The manual includes independent and control work sets in multiple variants, designed to test mastery of 8th-grade algebraic concepts before examinations. For access to study materials and to verify editions, educational resources like the official Prosveshcheniye catalog are recommended.