| article html file updated | 29 August 2025 20:27 CEST | Update | https://www.mdpi.com/2075-4450/3/4/912 |
| article html file updated | 15 July 2022 21:58 CEST | Update | N/A |
| article html file updated | 5 February 2020 22:09 CET | Update | N/A |
| article html file updated | 8 May 2019 14:23 CEST | Update | N/A |
| article html file updated | 20 March 2019 12:57 CET | Update | N/A |
| article html file updated | 17 June 2015 02:35 CEST | Update | N/A |
| article html file updated | 27 January 2015 07:06 CET | Update | N/A |
| article xml file uploaded | 27 January 2015 07:06 CET | Original file | https://www.mdpi.com/2075-4450/3/4/912/xml |
| article html file updated | 7 February 2013 15:16 CET | Update | N/A |
| article html file updated | 24 January 2013 02:58 CET | Original file | N/A |
