by:
Petäjä, Jukka
In: Books from Finland. - ISSN 0006-7490. - Helsinki : Helsinki University Library. - 29 (1995) : 3, s. 217-219
Journal article
In: Books from Finland. - ISSN 0006-7490. - Helsinki : Helsinki University Library. - 29 (1995) : 3, s. 217-219
Journal article