@unpublished{ledermann17[TUW-265396], author = {Ledermann, Florian}, title = {{A}nalyzing processes of transformation and representation in modern web maps}, year = {2017}, note = {invited; talk: {G}uest {L}ecture at the {L}eibniz {I}nstitute for {R}egional {G}eography ({I}f{L}), {L}eipzig, {D}{E}; 2017-11-20} }