Walker D, Bichet D, Campbell KP, De Waard M (January 1998). «A beta 4 isoform-specific interaction site in the carboxyl-terminal region of the voltage-dependent Ca2+ channel alpha 1A subunit». The Journal of Biological Chemistry273 (4): 2361-7. PMID9442082. doi:10.1074/jbc.273.4.2361.
Walker D, Bichet D, Geib S, Mori E, Cornet V, Snutch TP, Mori Y, De Waard M (April 1999). «A new beta subtype-specific interaction in alpha1A subunit controls P/Q-type Ca2+ channel activation». The Journal of Biological Chemistry274 (18): 12383-90. PMID10212211. doi:10.1074/jbc.274.18.12383.
Walker D, Bichet D, Campbell KP, De Waard M (January 1998). «A beta 4 isoform-specific interaction site in the carboxyl-terminal region of the voltage-dependent Ca2+ channel alpha 1A subunit». The Journal of Biological Chemistry273 (4): 2361-7. PMID9442082. doi:10.1074/jbc.273.4.2361.
Walker D, Bichet D, Geib S, Mori E, Cornet V, Snutch TP, Mori Y, De Waard M (April 1999). «A new beta subtype-specific interaction in alpha1A subunit controls P/Q-type Ca2+ channel activation». The Journal of Biological Chemistry274 (18): 12383-90. PMID10212211. doi:10.1074/jbc.274.18.12383.