Miedzinski, B., W. Dzierzanowski, M. Habrych, and Z. Okraszewski. “The Influence of Magnetic Shielding on Selectivity of a Hall Sensor Based Protection”. Elektronika Ir Elektrotechnika, vol. 91, no. 3, Mar. 2009, pp. 89-92, https://eejournal.ktu.lt/index.php/elt/article/view/10611.