https://dds.las.ac.cn/service/document?appId=a1vacbnPuv9qJRzJvdNXfsesj9JbIa6e&appKey=sPBA4vANLzjnW1k5eufEcc4k7dxfNraW&ts=1763023119757&signature=705562596454d74fea5cacb04a008ad0&articleTitle=Charm+Production+in+Deep+Inelastic+Scattering&articleAuthor=Sebastian+Klein&publicationTitle=Charm+Production+in+Deep+Inelastic+Scattering&language=&publicationType=1&publishYear=2012&isn=9783642232855&publisher=Springer+Berlin+Heidelberg