| article html file updated | 30 August 2025 20:37 CEST | Update | https://www.mdpi.com/2076-3921/8/6/155 |
| article html file updated | 19 July 2022 19:31 CEST | Update | N/A |
| article html file updated | 12 February 2020 17:06 CET | Update | N/A |
| article html file updated | 21 October 2019 04:59 CEST | Update | N/A |
| article html file updated | 21 June 2019 04:56 CEST | Original file | N/A |
| article pdf uploaded. | 20 June 2019 11:14 CEST | Updated version of record | https://www.mdpi.com/2076-3921/8/6/155/pdf |
| article xml uploaded. | 20 June 2019 11:14 CEST | Update | https://www.mdpi.com/2076-3921/8/6/155/xml |
| article xml file uploaded | 20 June 2019 11:14 CEST | Update | N/A |
| article pdf uploaded. | 11 June 2019 03:56 CEST | Updated version of record | https://www.mdpi.com/2076-3921/8/6/155/pdf-vor |
| article pdf uploaded. | 2 June 2019 09:50 CEST | Version of Record | https://www.mdpi.com/2076-3921/8/6/155/pdf-vor |
| article xml file uploaded | 2 June 2019 09:50 CEST | Original file | N/A |
