| article html file updated | 8 February 2020 06:19 CET | Update | https://www.mdpi.com/2077-0383/6/5/54 |
| article html file updated | 24 September 2019 22:19 CEST | Update | - |
| article html file updated | 3 May 2019 21:09 CEST | Update | - |
| article html file updated | 31 May 2017 06:56 CEST | Update | - |
| article html file updated | 22 May 2017 05:03 CEST | Update | - |
| article html file updated | 22 May 2017 05:01 CEST | Update | - |
| article xml uploaded. | 22 May 2017 05:00 CEST | Update | https://www.mdpi.com/2077-0383/6/5/54/xml |
| article pdf uploaded. | 22 May 2017 05:00 CEST | Updated version of record | https://www.mdpi.com/2077-0383/6/5/54/pdf |
| article html file updated | 19 May 2017 15:13 CEST | Original file | - |
| article pdf uploaded. | 19 May 2017 15:12 CEST | Version of Record | https://www.mdpi.com/2077-0383/6/5/54/pdf-vor |
