https://commons.ru.ac.za/vital/access/manager/Index ${session.getAttribute("locale")} 5 A combinatorial analysis of barred preferential arrangements https://commons.ru.ac.za/vital/access/manager/Repository/vital:24530 Thu 13 May 2021 07:35:57 SAST ]]> A study of barred preferential arrangements with applications to numerical approximation in electric circuits https://commons.ru.ac.za/vital/access/manager/Repository/vital:5433 Thu 13 May 2021 01:12:11 SAST ]]>