Ebigbagha, Zifegha SYLVESTER. Study on Achieving Harmonious Colour Relationship in Art/Design: Towards a Mathematical Model. New Horizons in Education and Social Studies Vol. 8, [S. l.], p. 135–149, 2021. DOI: 10.9734/bpi/nhess/v8/3002D. Disponível em: https://stm.bookpi.org/nhess/article/view/88. Acesso em: 13 jun. 2026.