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Sierpinska, Anna and Bobos, Georgeana and Pruncut, Andreea (2011) Teaching absolute value inequalities to mature students. Educational Studies in Mathematics, 78 (3). pp. 275-305. ISSN 0013-1954
Sierpinska, Anna (2013) Reforms in education through the lens of Transactional Analysis theory. In: Nordic research in didactics of mathematics: Past, present and future. Cappelen Damm Akademisk, Oslo, Norway. ISBN 9788202393489