TY  - RPRT
TI  - An efficient, inexpensive relay grid scrambler for multiple boxes.
AU  - F R Brush
PY  - 1967
DO  - 10.1901/jeab.1967.10-393
UR  - https://pubmed.ncbi.nlm.nih.gov/6033561/
ID  - 6033561
ER  -