| article html file updated | 31 August 2025 03:14 CEST | Update | https://www.mdpi.com/2227-9032/7/4/121 |
| article html file updated | 20 July 2022 01:15 CEST | Update | - |
| article html file updated | 14 February 2020 02:34 CET | Update | - |
| article html file updated | 30 December 2019 09:51 CET | Update | - |
| article html file updated | 24 October 2019 12:21 CEST | Update | - |
| article pdf uploaded. | 24 October 2019 12:19 CEST | Updated version of record | https://www.mdpi.com/2227-9032/7/4/121/pdf |
| article xml uploaded. | 24 October 2019 12:19 CEST | Update | https://www.mdpi.com/2227-9032/7/4/121/xml |
| article xml file uploaded | 24 October 2019 12:19 CEST | Update | - |
| article html file updated | 24 October 2019 11:51 CEST | Update | - |
| article pdf uploaded. | 24 October 2019 11:48 CEST | Updated version of record | https://www.mdpi.com/2227-9032/7/4/121/pdf-vor |
| article xml uploaded. | 24 October 2019 11:48 CEST | Update | - |
| article xml file uploaded | 24 October 2019 11:48 CEST | Update | - |
| article html file updated | 21 October 2019 13:25 CEST | Update | - |
| article xml uploaded. | 21 October 2019 13:24 CEST | Update | - |
| article pdf uploaded. | 21 October 2019 13:24 CEST | Updated version of record | https://www.mdpi.com/2227-9032/7/4/121/pdf-vor |
| article xml file uploaded | 21 October 2019 13:24 CEST | Update | - |
| article html file updated | 21 October 2019 12:58 CEST | Update | - |
| article pdf uploaded. | 21 October 2019 12:56 CEST | Updated version of record | https://www.mdpi.com/2227-9032/7/4/121/pdf-vor |
| article xml uploaded. | 21 October 2019 12:56 CEST | Update | - |
| article xml file uploaded | 21 October 2019 12:56 CEST | Update | - |
| article html file updated | 21 October 2019 12:54 CEST | Update | - |
| article pdf uploaded. | 21 October 2019 12:52 CEST | Updated version of record | https://www.mdpi.com/2227-9032/7/4/121/pdf-vor |
| article xml file uploaded | 21 October 2019 12:52 CEST | Update | - |
| article html file updated | 21 October 2019 09:46 CEST | Original file | - |
| article supplementary file uploaded. | 21 October 2019 09:44 CEST | - | https://www.mdpi.com/2227-9032/7/4/121#supplementary |
| article pdf uploaded. | 21 October 2019 09:44 CEST | Version of Record | https://www.mdpi.com/2227-9032/7/4/121/pdf-vor |
| article xml uploaded. | 21 October 2019 09:44 CEST | Update | - |
| article xml file uploaded | 21 October 2019 09:44 CEST | Original file | - |
