| article html file updated | 14 February 2020 23:47 CET | Update | https://www.mdpi.com/2073-4433/11/1/61 |
| article html file updated | 7 February 2020 10:52 CET | Update | - |
| article html file updated | 3 January 2020 04:23 CET | Original file | - |
| article pdf uploaded. | 3 January 2020 04:21 CET | Version of Record | https://www.mdpi.com/2073-4433/11/1/61/pdf |
| article xml uploaded. | 3 January 2020 04:21 CET | Update | https://www.mdpi.com/2073-4433/11/1/61/xml |
| article xml file uploaded | 3 January 2020 04:21 CET | Original file | - |
