| article html file updated | 11 February 2020 14:10 CET | Update | https://www.mdpi.com/2075-5309/9/2/40 |
| article html file updated | 14 October 2019 13:47 CEST | Update | N/A |
| article html file updated | 26 April 2019 20:26 CEST | Update | N/A |
| article html file updated | 12 April 2019 16:16 CEST | Update | N/A |
| article html file updated | 3 April 2019 16:05 CEST | Update | N/A |
| article html file updated | 1 March 2019 19:17 CET | Update | N/A |
| article html file updated | 28 February 2019 15:49 CET | Update | N/A |
| article html file updated | 22 February 2019 04:31 CET | Update | N/A |
| article pdf uploaded. | 22 February 2019 04:27 CET | Updated version of record | https://www.mdpi.com/2075-5309/9/2/40/pdf |
| article xml uploaded. | 22 February 2019 04:27 CET | Update | https://www.mdpi.com/2075-5309/9/2/40/xml |
| article xml file uploaded | 22 February 2019 04:27 CET | Update | N/A |
| article html file updated | 21 February 2019 07:51 CET | Original file | N/A |
| article pdf uploaded. | 21 February 2019 07:47 CET | Updated version of record | https://www.mdpi.com/2075-5309/9/2/40/pdf-vor |
| article xml uploaded. | 21 February 2019 07:47 CET | Update | N/A |
| article xml file uploaded | 21 February 2019 07:47 CET | Update | N/A |
| article xml file uploaded | 6 February 2019 11:58 CET | Original file | N/A |
| article pdf uploaded. | 6 February 2019 11:58 CET | Version of Record | https://www.mdpi.com/2075-5309/9/2/40/pdf-vor |
