Ruskell G
Am J Optom Physiol Opt. 1977 Aug;54(8):524-7. doi: 10.1097/00006324-197708000-00007.
Four forms of nerve terminals in extrinsic eye muscles are described: the Golgi tendon organ, the palisade sensory ending, the palisade motor ending, and the spiral ending. Sensory and motor functions are assigned to these endings based on morphological criteria.