Davies, Hawley, Woods et al.: "Purification of the AMP-activated protein kinase on ATP-gamma-sepharose and analysis of its subunit structure." in: European journal of biochemistry / FEBS, Vol. 223, Issue 2, pp. 351-7, 1994 (PubMed).
Woods, Cheung, Smith et al.: "Characterization of AMP-activated protein kinase beta and gamma subunits. Assembly of the heterotrimeric complex in vitro." in: The Journal of biological chemistry, Vol. 271, Issue 17, pp. 10282-90, 1996 (PubMed).
Thornton, Snowden, Carling: "Identification of a novel AMP-activated protein kinase beta subunit isoform that is highly expressed in skeletal muscle." in: The Journal of biological chemistry, Vol. 273, Issue 20, pp. 12443-50, 1998 (PubMed).