| article html file updated | 8 February 2020 08:18 CET | Update | https://www.mdpi.com/2073-445X/6/2/40 |
| article html file updated | 25 September 2019 08:30 CEST | Update | - |
| article html file updated | 3 May 2019 17:27 CEST | Update | - |
| article html file updated | 30 June 2017 09:21 CEST | Update | - |
| article html file updated | 15 June 2017 13:47 CEST | Update | - |
| article xml uploaded. | 15 June 2017 13:46 CEST | Update | https://www.mdpi.com/2073-445X/6/2/40/xml |
| article pdf uploaded. | 15 June 2017 13:46 CEST | Updated version of record | https://www.mdpi.com/2073-445X/6/2/40/pdf |
| article html file updated | 14 June 2017 14:55 CEST | Update | - |
| article html file updated | 14 June 2017 14:55 CEST | Update | - |
| article html file updated | 14 June 2017 14:55 CEST | Original file | - |
| article pdf uploaded. | 14 June 2017 14:54 CEST | Version of Record | https://www.mdpi.com/2073-445X/6/2/40/pdf-vor |
