| article html file updated | 15 August 2026 07:13 CEST | Update | https://www.mdpi.com/2227-9091/6/3/94 |
| article html file updated | 30 August 2025 06:49 CEST | Update | N/A |
| article html file updated | 17 July 2022 02:29 CEST | Update | N/A |
| article html file updated | 10 February 2020 10:12 CET | Update | N/A |
| article html file updated | 7 October 2019 16:43 CEST | Update | N/A |
| article html file updated | 29 April 2019 07:11 CEST | Update | N/A |
| article html file updated | 15 April 2019 02:54 CEST | Update | N/A |
| article html file updated | 31 March 2019 17:17 CEST | Update | N/A |
| article html file updated | 22 September 2018 12:45 CEST | Update | N/A |
| article html file updated | 11 September 2018 10:12 CEST | Original file | N/A |
| article pdf uploaded. | 11 September 2018 09:48 CEST | Updated version of record | https://www.mdpi.com/2227-9091/6/3/94/pdf |
| article xml uploaded. | 11 September 2018 09:48 CEST | Update | https://www.mdpi.com/2227-9091/6/3/94/xml |
| article xml file uploaded | 11 September 2018 09:48 CEST | Update | N/A |
| article pdf uploaded. | 10 September 2018 15:23 CEST | Updated version of record | https://www.mdpi.com/2227-9091/6/3/94/pdf-vor |
| article pdf uploaded. | 10 September 2018 15:22 CEST | Version of Record | https://www.mdpi.com/2227-9091/6/3/94/pdf-vor |
| article xml file uploaded | 10 September 2018 15:22 CEST | Original file | N/A |
