The transactions of the South African Institute of Electrical Engineers Volume 96 Issue 4 Issue 3 Issue 2 Issue 1 Volume 95 Issue 4 Issue 3 Issue 2 Issue 1 Volume 94 Issue 4 Issue 3 Issue 2 Issue 1 Volume 93 Issue 3 Issue 1 Volume 92 Issue 3 Issue 2 Issue 1 Volume 91 Issue 1 Volume 90 Issue 3 Issue 2 Issue 1 Volume 89 Issue 3 Issue 2 Issue 1 Volume 88 Issue 3 Issue 2 Issue 1 Volume 87 Issue 3 Issue 2 Issue 1 Volume 86 Issue 3 Issue 2 Issue 1 Volume 85 Issue 3 Issue 2 Issue 1 Volume 84 Issue 3 Issue 2 Issue 1 Volume 83 Issue 3 Issue 2 Issue 1 Volume 82 Issue 3 Issue 2 Volume 81 Issue 3