| article html file updated | 6 March 2020 07:18 CET | Update | https://www.mdpi.com/2077-1312/8/2/138 |
| article html file updated | 29 February 2020 05:16 CET | Original file | - |
| article pdf uploaded. | 29 February 2020 05:14 CET | Updated version of record | https://www.mdpi.com/2077-1312/8/2/138/pdf |
| article xml uploaded. | 29 February 2020 05:14 CET | Update | https://www.mdpi.com/2077-1312/8/2/138/xml |
| article xml file uploaded | 29 February 2020 05:14 CET | Update | - |
| article pdf uploaded. | 20 February 2020 12:49 CET | Version of Record | https://www.mdpi.com/2077-1312/8/2/138/pdf-vor |
| article xml file uploaded | 20 February 2020 12:49 CET | Original file | - |
