| article html file updated | 11 February 2020 15:06 CET | Update | https://www.mdpi.com/2076-3271/7/2/28 |
| article html file updated | 14 October 2019 19:10 CEST | Update | N/A |
| article html file updated | 26 April 2019 18:32 CEST | Update | N/A |
| article html file updated | 12 April 2019 14:29 CEST | Update | N/A |
| article html file updated | 3 April 2019 18:20 CEST | Update | N/A |
| article html file updated | 4 March 2019 02:53 CET | Update | N/A |
| article html file updated | 28 February 2019 20:26 CET | Update | N/A |
| article html file updated | 18 February 2019 11:36 CET | Original file | N/A |
| article pdf uploaded. | 18 February 2019 11:35 CET | Updated version of record | https://www.mdpi.com/2076-3271/7/2/28/pdf |
| article xml uploaded. | 18 February 2019 11:35 CET | Update | https://www.mdpi.com/2076-3271/7/2/28/xml |
| article xml file uploaded | 18 February 2019 11:35 CET | Update | N/A |
| article pdf uploaded. | 11 February 2019 16:24 CET | Version of Record | https://www.mdpi.com/2076-3271/7/2/28/pdf-vor |
| article xml file uploaded | 11 February 2019 16:24 CET | Original file | N/A |
