TY  - RPRT
TI  - Second-order processing of four-stroke apparent motion.
AU  - G Mather
AU  - L Murdoch
PY  - 1999
DO  - 10.1016/s0042-6989(98)00191-6
UR  - https://pubmed.ncbi.nlm.nih.gov/10343871/
ID  - 10343871
ER  -