Novotniné Dankó, G. et al. 2021. ‘Kindergarten’ keeping-system in farrowing house: effect the socialization of piglets on weight performances, fecal cortisol metabolite level and post-weaning behavior. Acta Agraria Debreceniensis. 1 (Jun. 2021), 167–174. DOI:https://doi.org/10.34101/actaagrar/1/9044.