| article html file updated | 30 August 2025 09:00 CEST | Update | https://www.mdpi.com/2075-4663/6/4/150 |
| article html file updated | 17 July 2022 10:06 CEST | Update | N/A |
| article html file updated | 10 February 2020 22:16 CET | Update | N/A |
| article html file updated | 10 October 2019 17:14 CEST | Update | N/A |
| article html file updated | 28 April 2019 05:57 CEST | Update | N/A |
| article html file updated | 14 April 2019 01:57 CEST | Update | N/A |
| article html file updated | 1 April 2019 23:35 CEST | Update | N/A |
| article html file updated | 25 December 2018 04:24 CET | Update | N/A |
| article html file updated | 20 November 2018 09:13 CET | Original file | N/A |
| article pdf uploaded. | 20 November 2018 09:12 CET | Version of Record | https://www.mdpi.com/2075-4663/6/4/150/pdf |
| article xml uploaded. | 20 November 2018 09:12 CET | Update | https://www.mdpi.com/2075-4663/6/4/150/xml |
| article xml file uploaded | 20 November 2018 09:12 CET | Original file | N/A |
