| article html file updated | 11 February 2020 21:28 CET | Update | https://www.mdpi.com/2079-6439/7/3/21 |
| article html file updated | 16 October 2019 10:07 CEST | Update | N/A |
| article html file updated | 26 April 2019 04:48 CEST | Update | N/A |
| article html file updated | 11 April 2019 23:56 CEST | Update | N/A |
| article html file updated | 4 April 2019 11:17 CEST | Update | N/A |
| article html file updated | 14 March 2019 12:31 CET | Original file | N/A |
| article pdf uploaded. | 14 March 2019 12:29 CET | Updated version of record | https://www.mdpi.com/2079-6439/7/3/21/pdf |
| article xml uploaded. | 14 March 2019 12:29 CET | Update | https://www.mdpi.com/2079-6439/7/3/21/xml |
| article xml file uploaded | 14 March 2019 12:29 CET | Update | N/A |
| article pdf uploaded. | 11 March 2019 16:01 CET | Version of Record | https://www.mdpi.com/2079-6439/7/3/21/pdf-vor |
| article xml file uploaded | 11 March 2019 16:01 CET | Original file | N/A |
