Stefan Santesson, W. Timothy Polk, Petra Barzin, Magnus Nyström. Internet X.509 Public Key Infrastructure Qualified Certificates Profile. RFC, 3039:1-35, January 2001. [doi]
@article{rfc3039, title = {Internet X.509 Public Key Infrastructure Qualified Certificates Profile}, author = {Stefan Santesson and W. Timothy Polk and Petra Barzin and Magnus Nyström}, year = {2001}, month = {January}, doi = {10.17487/RFC3039}, url = {https://doi.org/10.17487/RFC3039}, researchr = {https://researchr.org/publication/rfc3039}, cites = {0}, citedby = {0}, journal = {RFC}, volume = {3039}, pages = {1-35}, }