| article html file updated | 18 March 2020 07:44 CET | Original file | https://www.mdpi.com/2075-5309/10/3/56 |
| article pdf uploaded. | 18 March 2020 07:42 CET | Updated version of record | https://www.mdpi.com/2075-5309/10/3/56/pdf |
| article xml uploaded. | 18 March 2020 07:42 CET | Update | https://www.mdpi.com/2075-5309/10/3/56/xml |
| article xml file uploaded | 18 March 2020 07:42 CET | Update | - |
| article pdf uploaded. | 13 March 2020 13:35 CET | Version of Record | https://www.mdpi.com/2075-5309/10/3/56/pdf-vor |
| article xml file uploaded | 13 March 2020 13:35 CET | Original file | - |
