@UNPUBLISHED{KW14, author = {{K}rahmer, {F}. and {W}ard, {R}.}, title = {A unified framework for linear dimensionality reduction in L1}, note = {preprint}, year = {2014}, owner = {fkrahme}, timestamp = {2014.09.23}, url = {https://num.math.uni-goettingen.de/~f.krahmer/KW14.pdf} }