@book
{TN_libero_mab2,
author = {
Ahmavaara, Yrjö
},
title = {
Relativistic Quantum Theory as a group problem
3 The interaction formalism
},
publisher = {Suomalainen Tiedeakatemia},
year = {1962},
booktitle = {Annales Academiae Scientiarum Fennicae ; Series A. 6, Physica ; 106},
address = {
Helsinki
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}