Referencesrelationships.isProjectOfrelationships.isJournalIssueOfAbstractDescriptionORCID 0000-0002-4813-9533 0000-0003-1195-1664 KeywordsMathematics, Applied Mathematics, Pure MathematicsFields of ScienceCitationWoS QScopus QSourceLecture Notes in MathematicsVolumeIssueStart Page157End Page163URI https://hdl.handle.net/20.500.14411/12516 https://doi.org/10.1007/978-3-540-45629-2_7CollectionsOpenAlex Full item page