| article html file updated | 29 August 2025 22:12 CEST | Update | https://www.mdpi.com/2079-9284/2/4/322 |
| article html file updated | 16 July 2022 01:02 CEST | Update | - |
| article html file updated | 6 February 2020 23:36 CET | Update | - |
| article html file updated | 6 May 2019 09:42 CEST | Update | - |
| article html file updated | 26 March 2019 12:14 CET | Update | - |
| article html file updated | 11 November 2015 11:01 CET | Original file | - |
| article xml file uploaded | 11 November 2015 11:01 CET | Original file | https://www.mdpi.com/2079-9284/2/4/322/xml |
| article pdf uploaded. | 13 October 2015 10:53 CEST | Updated version of record | https://www.mdpi.com/2079-9284/2/4/322/pdf |
| article supplementary file uploaded. | 12 October 2015 09:54 CEST | - | https://www.mdpi.com/2079-9284/2/4/322#supplementary |
| article pdf uploaded. | 10 October 2015 05:56 CEST | Version of Record | https://www.mdpi.com/2079-9284/2/4/322/pdf-vor |