Rzączyńska Z.

Mrozek R.

Sikora-Iwan M.

Żak Z.

Głowiak T.

The properties and crystal structure of catena-poly [praseodymium(III)-hexaaqua-µ-L-threonine-к³O,O',O"]trichloride and catena-poly(pentaaqua-µ-L-thereonine-к³O,O'O") europium(III) and ytterbium(III) trichlorides