Lips M., Schmid D., Jan P., Hausheer Schnider J. Family labour input in Swiss dairy farms. In: 11 EAAE-IAAE Seminar "Small farms: decline or persistence". 26th-27th June 2009, University of Kent, Canterbury, UK. 2009. ID pubblicazione (Codice web): 21058 Copia i link Inviare via e-mail