| article html file updated | 8 February 2020 14:15 CET | Update | https://www.mdpi.com/2073-445X/6/3/55 |
| article html file updated | 26 September 2019 16:58 CEST | Update | - |
| article html file updated | 3 May 2019 05:34 CEST | Update | - |
| article html file updated | 30 September 2017 15:33 CEST | Update | - |
| article html file updated | 30 August 2017 08:40 CEST | Update | - |
| article xml uploaded. | 30 August 2017 08:39 CEST | Update | https://www.mdpi.com/2073-445X/6/3/55/xml |
| article pdf uploaded. | 30 August 2017 08:39 CEST | Updated version of record | https://www.mdpi.com/2073-445X/6/3/55/pdf |
| article html file updated | 23 August 2017 12:53 CEST | Original file | - |
| article xml uploaded. | 23 August 2017 12:52 CEST | Original file | - |
| article pdf uploaded. | 23 August 2017 12:52 CEST | Version of Record | https://www.mdpi.com/2073-445X/6/3/55/pdf-vor |
