Bühler, J., (1999). Digital Maps in Map Collections - Presenting New Electronic Media. LIBER Quarterly. 9(2), pp.228–234. DOI: http://doi.org/10.18352/lq.7537

Bühler J. Digital Maps in Map Collections - Presenting New Electronic Media. LIBER Quarterly. 1999;9(2):228–34. DOI: http://doi.org/10.18352/lq.7537

Bühler, J. (1999). Digital Maps in Map Collections - Presenting New Electronic Media. LIBER Quarterly, 9(2), 228–234. DOI: http://doi.org/10.18352/lq.7537

Bühler, Jürg. 1999. Digital Maps in Map Collections - Presenting New Electronic Media 9, no. 2: 228–234. DOI: http://doi.org/10.18352/lq.7537