https://dds.las.ac.cn/service/document?appId=a1vacbnPuv9qJRzJvdNXfsesj9JbIa6e&appKey=sPBA4vANLzjnW1k5eufEcc4k7dxfNraW&ts=1763013339491&signature=06b1907e9f354dd4f8fb6aca55c58c40&articleTitle=Advances+in+Databases+and+Information+Systems&articleAuthor=Yannis+Manolopoulos%2C+Pavol+Navrat&publicationTitle=Advances+in+Databases+and+Information+Systems&language=&publicationType=1&publishYear=2002&isn=9783540441380&publisher=Springer+Berlin+Heidelberg