| article html file updated | 5 February 2020 23:02 CET | Update | https://www.mdpi.com/2076-3417/2/4/780 |
| article html file updated | 8 May 2019 12:03 CEST | Update | N/A |
| article html file updated | 20 March 2019 15:05 CET | Update | N/A |
| article html file updated | 17 June 2015 04:08 CEST | Update | N/A |
| article html file updated | 3 February 2015 03:50 CET | Original file | N/A |
| article xml file uploaded | 3 February 2015 03:50 CET | Original file | https://www.mdpi.com/2076-3417/2/4/780/xml |
