| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Proceedings of the 22nd Polish Seminar on Positron Annihilation, Piechowice, May 14-18, 1990 | 978-83-229-O514-2 (83-229-O514-9) | 1991 |
O.P. · P.P. · P S · S.O. · S P
Polish Society of Theoretical and applied Electrical Engineering