Ashley, C C The role of cell calcium in the contraction of single cannulated muscle fibers. [electronic resource] - American zoologist Aug 1967 - 647-59 p. digital Publication Type: Journal Article ISSN: 0003-1569 Standard No.: 10.1093/icb/7.3.647 doi Subjects--Topical Terms: AnimalsCalcium--physiologyCrustaceaElectrophysiologyMuscle ContractionMuscles--physiology