| article html file updated | 30 August 2025 03:26 CEST | Update | https://www.mdpi.com/2076-3417/8/4/608 |
| article html file updated | 21 August 2025 19:56 CEST | Update | N/A |
| article html file updated | 9 February 2020 13:27 CET | Update | N/A |
| article html file updated | 2 October 2019 12:34 CEST | Update | N/A |
| article html file updated | 1 May 2019 04:14 CEST | Update | N/A |
| article html file updated | 17 April 2019 04:33 CEST | Update | N/A |
| article html file updated | 29 March 2019 14:49 CET | Update | N/A |
| article html file updated | 2 May 2018 14:46 CEST | Update | N/A |
| article html file updated | 13 April 2018 15:55 CEST | Update | N/A |
| article xml uploaded. | 13 April 2018 15:54 CEST | Update | https://www.mdpi.com/2076-3417/8/4/608/xml |
| article pdf uploaded. | 13 April 2018 15:54 CEST | Updated version of record | https://www.mdpi.com/2076-3417/8/4/608/pdf |
| article html file updated | 11 April 2018 18:09 CEST | Original file | N/A |
| article pdf uploaded. | 11 April 2018 18:08 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/4/608/pdf-vor |
