@misc{casting+ductile+iron+in+layer+moulds+made+from+ecological+sands,
    author = {Rączka, Marek},
    title = {Casting ductile iron in layer moulds made from ecological sands},
    journal = {Archives of Foundry Engineering, 2012, Iss. 3, vol. 12, s. 97-102 i Archives of Foundry Engineering, 2012, Iss. 1, vol. 12, s. 169-174},
    address = {Katowice},
    publisher = {Komisja Odlewnictwa Polskiej Akademii Nauk Oddział w Katowicach},
    date = {2012}
}