| article html file updated | 11 February 2020 09:35 CET | Update | https://www.mdpi.com/2079-9276/8/1/21 |
| article html file updated | 13 October 2019 12:24 CEST | Update | N/A |
| article html file updated | 27 April 2019 05:14 CEST | Update | N/A |
| article html file updated | 13 April 2019 01:18 CEST | Update | N/A |
| article html file updated | 10 April 2019 20:04 CEST | Update | N/A |
| article html file updated | 3 April 2019 05:02 CEST | Update | N/A |
| article html file updated | 18 January 2019 01:42 CET | Original file | N/A |
| article pdf uploaded. | 17 January 2019 07:37 CET | Version of Record | https://www.mdpi.com/2079-9276/8/1/21/pdf |
| article xml uploaded. | 17 January 2019 07:37 CET | Update | https://www.mdpi.com/2079-9276/8/1/21/xml |
| article xml file uploaded | 17 January 2019 07:37 CET | Original file | N/A |
