Thesis (Ph.D. in Natural Sciences) - Tallinn Technical University, 1995
List of the author's main publications: 12 ref
Kokkuvõte: Termofosfaadid Kovdori ja Siilinjärvi apatiidist
Kaitsmine: TTÜ 12.05.1995, loodusteaduste doktor. Doctor of Philosophy in Natural Sciences (Ph.D. in Natural Sciences)
Tõnsuaadu, Kaia, 1951-