Gollnick PD, Sjödin B, Karlsson J, Jansson E, Saltin B «Human soleus muscle: a comparison of fiber composition and enzyme activities with other leg muscles». Pflügers Archiv, 348, 3, abril 1974, pàg. 247–55. DOI: 10.1007/BF00587415. PMID: 4275915.
Gollnick PD, Sjödin B, Karlsson J, Jansson E, Saltin B «Human soleus muscle: a comparison of fiber composition and enzyme activities with other leg muscles». Pflügers Archiv, 348, 3, abril 1974, pàg. 247–55. DOI: 10.1007/BF00587415. PMID: 4275915.