| article html file updated | 15 August 2026 16:28 CEST | Update | https://www.mdpi.com/2077-0383/8/2/209 |
| article html file updated | 11 February 2020 14:25 CET | Update | N/A |
| article html file updated | 14 October 2019 15:15 CEST | Update | N/A |
| article html file updated | 26 April 2019 19:56 CEST | Update | N/A |
| article html file updated | 12 April 2019 15:48 CEST | Update | N/A |
| article html file updated | 3 April 2019 16:41 CEST | Update | N/A |
| article html file updated | 28 February 2019 17:01 CET | Update | N/A |
| article html file updated | 18 February 2019 11:08 CET | Original file | N/A |
| article pdf uploaded. | 18 February 2019 11:04 CET | Updated version of record | https://www.mdpi.com/2077-0383/8/2/209/pdf |
| article xml uploaded. | 18 February 2019 11:04 CET | Update | https://www.mdpi.com/2077-0383/8/2/209/xml |
| article xml file uploaded | 18 February 2019 11:04 CET | Update | N/A |
| article pdf uploaded. | 15 February 2019 03:28 CET | Updated version of record | https://www.mdpi.com/2077-0383/8/2/209/pdf-vor |
| article pdf uploaded. | 7 February 2019 14:15 CET | Version of Record | https://www.mdpi.com/2077-0383/8/2/209/pdf-vor |
| article xml file uploaded | 7 February 2019 14:15 CET | Original file | N/A |
