https://dds.las.ac.cn/service/document?appId=a1vacbnPuv9qJRzJvdNXfsesj9JbIa6e&appKey=sPBA4vANLzjnW1k5eufEcc4k7dxfNraW&ts=1763029837949&signature=85f2942df490afacf8b9f5df097cb93a&articleTitle=Quantum+Chaos+and+Statistical+Nuclear+Physics&articleAuthor=Thomas+H.+Seligman%2C+Hidetoshi+Nishioka&publicationTitle=Quantum+Chaos+and+Statistical+Nuclear+Physics&language=&publicationType=1&publishYear=1986&isn=9783540171713&publisher=Springer+Berlin+Heidelberg