| article html file updated | 8 February 2020 09:34 CET | Update | https://www.mdpi.com/2076-3387/7/3/21 |
| article html file updated | 25 September 2019 15:15 CEST | Update | N/A |
| article html file updated | 3 May 2019 15:02 CEST | Update | N/A |
| article html file updated | 27 October 2017 09:17 CEST | Update | N/A |
| article html file updated | 29 June 2017 14:33 CEST | Update | N/A |
| article xml uploaded. | 29 June 2017 14:32 CEST | Update | https://www.mdpi.com/2076-3387/7/3/21/xml |
| article pdf uploaded. | 29 June 2017 14:32 CEST | Updated version of record | https://www.mdpi.com/2076-3387/7/3/21/pdf |
| article html file updated | 29 June 2017 14:32 CEST | Update | N/A |
| article html file updated | 29 June 2017 14:31 CEST | Original file | N/A |
| article pdf uploaded. | 29 June 2017 14:31 CEST | Updated version of record | https://www.mdpi.com/2076-3387/7/3/21/pdf-vor |
| article pdf uploaded. | 29 June 2017 14:30 CEST | Version of Record | https://www.mdpi.com/2076-3387/7/3/21/pdf-vor |
