Chain store age.

v.71:no.8-12 (1995:Aug.-Dec.); v.71 no.8-12 Aug-Dec 1995; v.71 no.8-12 1995; v.72 1996:July-Dec.; v.72 1996:Jan.-June; v.72:no.1-4 (1996:Jan.-Apr.); v.72 no.1,4-5 Jan,Apr-May 1996; v.72 no.1-6 1996; v.72:no.5-8 (1996:May-Aug.); v.72 no.7-12 July-Dec 1996; v.72 no.7-12 1996; v.72:no.9-12 (1996:Sept.-Dec.); v.73 1997:Jan.-June; v.73 1997:July-Dec; v.73:no.1-4 (1997:Jan.-Apr.); v.73 no.1-6 Jan-June 1997; v.73 no.1-6 1997; v.73:no.5-8 (1997:May-Aug.); v.73 no.7-12 July-Dec 1997; v.73 no.7-12 1997; v.73:no.9-12 (1997:Sept.-Dec.); v.74 1998:Jan.-June; v.74 1998:July-Dec.; v.74:no.1-4 (1998:Jan.-Apr.); v.74 no.1-6 1998; v.74:no.5-8(1998:May-Aug.); v.74 no.7-12 1998; v.74:no.9-12 (1998:Sept.-Dec.); v.75 1999:Jan.-June; v.75 1999:July-Dec.; v.75:no.1-4 (1999:Jan.-Apr.); v.75 no.1-6 1999; v.75:no.5-8(1999:May-Aug.); v.75 no.7-12 1999; v.75:no.9-13(1999:Sept.-Dec.); v.76 2000:July-Dec.; v.76 2000:Jan.-June; v.76:no.1-4 (2000:Jan.-Apr.); v.76 no.1-6 2000; v.76:no.5-8 (2000:May-Aug.); v.76 no.7-12 2000; v.76:no.9-12 (2000:Sept.-Dec.); v.77 2001:Jan.-June; v.77 2001:July-Dec; v.77:no.1-4(2001:Jan.-Apr.); v.77 no.1-6 2001; v.77:no.5-8(2001:May-Aug.); v.77 no.7-12 2001; v.77:no.9-12(2001:Sept.-Dec.); v.78 2002:Jan.-June; v.78 2002:July-Dec.; v.78:no.1-6 (2002:Jan.-June); v.78 no.1-6 2002; v.78:no.7-13 (2002:July-Dec.); v.78 no.7-13 2002; v.79:no.1-6 (2003:Jan.-June); v.79 no.1-6 2003; v.79:no.7-13(2003:July-Dec.); v.79 no.7-12 2003; v.80 2004:Jan.-June; v.80 2004:July-Dec.; v.80:no.1-6(2004:Jan.-June); v.80:no.7-13(2004:July-Dec.); v.81 2005:Jan.-June; v.81 2005:July-Dec.; v.81:no.1-6 (2005:Jan.-June); v.81:no.7-13 (2005:July-Dec.); v.82 2006 Jan.-June; v.82 2006:July-Dec.; v.83 2007:Jan.-June; v.83 2007:July-Dec.; v.84 2008:Jan.-June; v.84 2008:July-Dec.; v.85 2009:July-Dec.; v.85 2009:Jan.-June; v.86 2010; suppl.