https://dds.las.ac.cn/service/document?appId=a1vacbnPuv9qJRzJvdNXfsesj9JbIa6e&appKey=sPBA4vANLzjnW1k5eufEcc4k7dxfNraW&ts=1763013950252&signature=a3e257cb44a931d50acebde7ed347ef2&articleTitle=Mathematical+and+Numerical+Modelling+in+Electrical+Engineering+Theory+and+Applications&articleAuthor=Michal+K%C5%99%C3%AD%C5%BEek%2C+Pekka+Neittaanm%C3%A4ki&publicationTitle=Mathematical+and+Numerical+Modelling+in+Electrical+Engineering+Theory+and+Applications&language=&publicationType=1&publishYear=1996&isn=9789048147557&publisher=Springer+Netherlands