@article{Łuczak:2021,
author
=
"A.Łuczak",
title
=
"Music and mathematics in primary education. Development of knowledge and skills concerning magnitude features",
journal
=
"Lubuski Yearbook",
volume
=
"T. 47",
number
=
"cz. 1",
pages
=
"201--215",
year
=
"2021",
}