| title | media type | ISBN-13 (ISBN-10)  | year of publica- tion  | other author(s) | 
|---|---|---|---|---|
| Physical Problems Solved by the Phase-Integral Method | Printed Access Code | 978-0-511-53508-6 (0-511-53508-2)  | 2009 | Nanny Fröman | 
| Physical Problems Solved by the Phase-Integral Method | Paperback | 978-0-521-67576-5 (0-521-67576-6)  | 2005 | " | 
| Physical Problems Solved by the Phase-Integral Method | Hardcover | 978-0-521-81209-2 (0-521-81209-7)  | 2002 | " | 
Fröman Per Olof · O.F. · P.F. · Per O. Fröman · Per Olof Froman