| article html file updated | 11 February 2020 18:05 CET | Update | https://www.mdpi.com/2076-3271/7/2/33 |
| article html file updated | 15 October 2019 12:38 CEST | Update | N/A |
| article html file updated | 26 April 2019 12:24 CEST | Update | N/A |
| article html file updated | 12 April 2019 07:53 CEST | Update | N/A |
| article html file updated | 4 April 2019 02:09 CEST | Update | N/A |
| article html file updated | 4 March 2019 02:54 CET | Update | N/A |
| article html file updated | 1 March 2019 10:49 CET | Update | N/A |
| article html file updated | 25 February 2019 09:25 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2019 09:23 CET | Updated version of record | https://www.mdpi.com/2076-3271/7/2/33/pdf |
| article xml uploaded. | 25 February 2019 09:23 CET | Update | https://www.mdpi.com/2076-3271/7/2/33/xml |
| article xml file uploaded | 25 February 2019 09:23 CET | Update | N/A |
| article pdf uploaded. | 22 February 2019 16:58 CET | Version of Record | https://www.mdpi.com/2076-3271/7/2/33/pdf-vor |
| article xml file uploaded | 22 February 2019 16:58 CET | Original file | N/A |