DOC fix link to SVD based initialisation article
@@ -956,7 +956,7 @@ is not readily available from the start, or when the data does not fit into memo
.. [4] `"SVD based initialization: A head start for nonnegative
matrix factorization"
- <http://scgroup.hpclab.ceid.upatras.gr/faculty/stratis/Papers/HPCLAB020107.pdf>`_
+ <https://www.cb.uu.se/~milan/histo/before2011august/Boutsidis.pdf>`_
C. Boutsidis, E. Gallopoulos, 2008
.. [5] `"Fast local algorithms for large scale nonnegative matrix and tensor
