| article html file updated | 29 August 2025 21:29 CEST | Update | https://www.mdpi.com/2079-9292/4/1/94 |
| article html file updated | 15 July 2022 23:48 CEST | Update | - |
| article html file updated | 6 February 2020 15:27 CET | Update | - |
| article html file updated | 7 May 2019 01:56 CEST | Update | - |
| article html file updated | 25 March 2019 20:57 CET | Update | - |
| article html file updated | 21 August 2015 06:29 CEST | Update | - |
| article html file updated | 30 June 2015 08:04 CEST | Original file | - |
| article xml file uploaded | 30 June 2015 08:04 CEST | Original file | https://www.mdpi.com/2079-9292/4/1/94/xml |
| article pdf uploaded. | 26 January 2015 11:58 CET | Version of Record | https://www.mdpi.com/2079-9292/4/1/94/pdf |
