| article html file updated | 9 February 2020 21:37 CET | Update | https://www.mdpi.com/2075-4450/9/2/67 |
| article html file updated | 30 April 2019 10:32 CEST | Update | N/A |
| article html file updated | 16 April 2019 10:58 CEST | Update | N/A |
| article html file updated | 16 April 2019 05:54 CEST | Update | N/A |
| article html file updated | 30 March 2019 11:09 CET | Update | N/A |
| article html file updated | 19 June 2018 04:38 CEST | Update | N/A |
| article xml uploaded. | 19 June 2018 04:37 CEST | Update | https://www.mdpi.com/2075-4450/9/2/67/xml |
| article pdf uploaded. | 19 June 2018 04:37 CEST | Updated version of record | https://www.mdpi.com/2075-4450/9/2/67/pdf |
| article html file updated | 16 June 2018 10:39 CEST | Update | N/A |
| article pdf uploaded. | 16 June 2018 10:38 CEST | Updated version of record | https://www.mdpi.com/2075-4450/9/2/67/pdf-vor |
| article html file updated | 15 June 2018 08:36 CEST | Original file | N/A |
| article pdf uploaded. | 15 June 2018 08:35 CEST | Version of Record | https://www.mdpi.com/2075-4450/9/2/67/pdf-vor |
| article xml file uploaded | 15 June 2018 08:35 CEST | Original file | N/A |