@misc{Szewczyk_Janina_Włóka_1968,
 author={Szewczyk, Janina},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Prace Geograficzne - Polska Akademia Nauk},
 howpublished={online},
 year={1968},
 publisher={IGiPZ PAN},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 language={eng},
 language={rus},
 title={Włóka - pojęcie i termin na tle innych średniowiecznych jednostek pomiaru ziemi = Włóka (notion and term considered on background of medieval units of measure) = Voloka - ponjatie i termin na fone drugich orednevekovych edinic mery},
 type={Text},
 URL={http://www.rcin.org.pl/Content/15316/PDF/WA51_21942_r1968_nr67_Prace-Geogr.pdf},
 keywords={agriculture, units of area measure, Middle Ages, Poland},
}