| article html file updated | 8 February 2020 11:01 CET | Update | https://www.mdpi.com/2076-0787/6/3/49 |
| article html file updated | 3 May 2019 12:21 CEST | Update | - |
| article pdf uploaded. | 26 July 2017 07:52 CEST | Updated version of record | https://www.mdpi.com/2076-0787/6/3/49/pdf |
| article html file updated | 18 July 2017 10:28 CEST | Update | - |
| article html file updated | 18 July 2017 10:28 CEST | Update | - |
| article html file updated | 18 July 2017 10:27 CEST | Original file | - |
| article xml uploaded. | 18 July 2017 10:26 CEST | Original file | https://www.mdpi.com/2076-0787/6/3/49/xml |
| article pdf uploaded. | 18 July 2017 10:26 CEST | Updated version of record | https://www.mdpi.com/2076-0787/6/3/49/pdf-vor |
| article pdf uploaded. | 14 July 2017 13:12 CEST | Version of Record | https://www.mdpi.com/2076-0787/6/3/49/pdf-vor |
