| article html file updated | 9 February 2020 17:08 CET | Update | https://www.mdpi.com/2077-1312/6/2/54 |
| article html file updated | 30 April 2019 20:51 CEST | Update | - |
| article html file updated | 16 April 2019 21:19 CEST | Update | - |
| article html file updated | 29 March 2019 23:39 CET | Update | - |
| article html file updated | 28 June 2018 09:07 CEST | Update | - |
| article html file updated | 16 May 2018 06:23 CEST | Update | - |
| article xml uploaded. | 16 May 2018 06:22 CEST | Update | https://www.mdpi.com/2077-1312/6/2/54/xml |
| article html file updated | 16 May 2018 06:21 CEST | Original file | - |
| article pdf uploaded. | 16 May 2018 06:19 CEST | Updated version of record | https://www.mdpi.com/2077-1312/6/2/54/pdf |
| article pdf uploaded. | 10 May 2018 15:38 CEST | Updated version of record | https://www.mdpi.com/2077-1312/6/2/54/pdf-vor |
| article pdf uploaded. | 10 May 2018 15:34 CEST | Version of Record | https://www.mdpi.com/2077-1312/6/2/54/pdf-vor |
| article xml file uploaded | 10 May 2018 15:34 CEST | Original file | - |
