1. Ueber interarkuelle Wirbelverkalkung. Fortschritte auf dem Gebieteder Rontgenstrahlen;Polgar, F.,1929
2. A case of ossification of the ligamentum flavum causing thoracic myelopathy;Yamagushi, M.; Tamagake, S.; Fujita, S.;Orthopaedic Surgery (Tokyo)
3. Three cases of spinal cord paralysis provided by ligamenta flava ossification;Koizumi, M.;Rinsho Kvobu Geka
4. Neurologic disorders caused by ossification of the thoracic spine: analysis of X-ray picture and diagnostic significance;Yanagi, T.; Kato, H.; Shiozawa, Z.; Yasuhara, N.; Kanematzu, H.;Rinsho Shinkeigaku,1972
5. Myelopathy due to ossified ligamenta flava in the lower thoracic region. No Shinkel Geka;Kodama, T.; Matsukado, Okubo K.; Y.,1979