@article{TMF_1992_93_3_a6,
     author = {P. Loll},
     title = {Loop approaches to gauge field theories},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {481--505},
     year = {1992},
     volume = {93},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TMF_1992_93_3_a6/}
}