Here's some links to where you can buy the Spektrum albums as well as all other
Progress Records releases and members-related albums.

Progress Records (Sweden)
CDON (Scandinavia)
Kinesis (US)
GFT Mailorder (UK)
Amazon (Germany)
Progrock.no (Norway)
Syn-Phonic (US)
Proggies (Switzerland)
Prog-Walhalla (Holland)
Shop 33 (France)
Garden Shed (Japan)
Eventyr Records (Italy)
Just For Kicks Music (Germany)
Rock Symphony (Brazil)
Ipso Facto (Canada)
Musea (France)
Missing piece (Sweden)
Empire Music (Germany)
Pan Y Musica (Spain)
Prog-Nose (Belgium)
Rockhouse (Holland)
CD Total (Canada)
CDEurope (US)