| article html file updated | 31 August 2025 02:55 CEST | Update | https://www.mdpi.com/2218-6581/8/4/87 |
| article html file updated | 20 July 2022 01:37 CEST | Update | N/A |
| article html file updated | 14 February 2020 00:54 CET | Update | N/A |
| article html file updated | 31 December 2019 00:38 CET | Update | N/A |
| article html file updated | 15 October 2019 08:45 CEST | Original file | N/A |
| article supplementary file uploaded. | 15 October 2019 08:44 CEST | - | https://www.mdpi.com/2218-6581/8/4/87#supplementary |
| article pdf uploaded. | 15 October 2019 08:44 CEST | Version of Record | https://www.mdpi.com/2218-6581/8/4/87/pdf |
| article xml uploaded. | 15 October 2019 08:44 CEST | Update | https://www.mdpi.com/2218-6581/8/4/87/xml |
| article xml file uploaded | 15 October 2019 08:44 CEST | Original file | N/A |
