1. Temperature and body weight affect fouling of pig pens.;Aarnink;J. Anim. Sci.,2006
2. Council Directive 2008/120/EC of 18 December 2008 laying down minimum standards for the protection of pigs. https://eur-lex.europa.eu/legal-content/DE/TXT/?uri=celex%3A 32008L0120 [Accessed March 13, 2024].
3. Eurostat Database (2024). https://ec.europa.eu/eurostat/databrowser/view/apro_mt_lspig/default/ table [Accessed January 21, 2024].
4. Diurnal rhythms, locations and behavioural sequences associated with eliminative behaviours in fattening pigs;Guo;Appl. Anim. Behav. Sci.,2015
5. Lying behaviour and adrenocortical response as indicators of the thermal tolerance of pigs of different weights;Hillmann;Anim. Welf.,2004