Blog Post
ElenaKotova
9 years agoCommunity Member
Trina, Many thanks !
This is a very elegant!
I will use for my students.
Elena Kotova from St. Petersburg (Russia).
Saint Petersburg Electrotechnical University "LETI".
This is a very elegant!
I will use for my students.
Elena Kotova from St. Petersburg (Russia).
Saint Petersburg Electrotechnical University "LETI".