| article html file updated | 7 February 2020 21:52 CET | Update | https://www.mdpi.com/1996-1073/10/1/132 |
| article html file updated | 22 September 2019 23:36 CEST | Update | - |
| article html file updated | 4 May 2019 14:18 CEST | Update | - |
| article html file updated | 7 February 2017 10:09 CET | Update | - |
| article html file updated | 20 January 2017 14:37 CET | Original file | - |
| article xml uploaded. | 20 January 2017 14:36 CET | Original file | https://www.mdpi.com/1996-1073/10/1/132/xml |
| article pdf uploaded. | 20 January 2017 14:36 CET | Version of Record | https://www.mdpi.com/1996-1073/10/1/132/pdf |
