Business & Information Systems Engineering
Business & Information Systems Engineering > 2016 > 58 > 4 > 261-280
Business & Information Systems Engineering > 2016 > 58 > 4 > 249-259
Business & Information Systems Engineering > 2016 > 58 > 4 > 281-286
Business & Information Systems Engineering > 2016 > 58 > 4 > 291-319