v.20:no.1-2: article 43 (1997: Jan. 16)

v.20:no.1-2: article 44a (1997: Jan 30)

v.20:no.1-2: article 44b (1997: Feb. 5)

v.20:no.1-2: article 45a (1997: Apr. 23)

v.20:no.1-2: article 45b (1997: Apr. 30)

v.20:no.1-2: article 46 (1997: May 14)

v.20:no.1-2: article 47a (1997: June 4)

v.20:no.1-2: article 47b (1997: June 11)

v.20:no.1-2: article 48 (1997: June 26)

v.20:no.3: article 49 (1997: Sept. 10)

v.20:no.3: article 50 (1997: Sept. 18)

v.20:no.3: article 51 (1997: Sept. 24)

v.20:no.3: article 51b (1997: Sept. 24)

v.20:no.3: article 52 (1997: Oct. 9)

v.20:no.3: article 53 (1997: Oct. 22)

v.20:no.3: article 54 (1997: Oct. 29)

v.20:no.3: article 55 (1997: Nov. 5)

Special announcement

v.20:no.3: article 56 (1997: Dec. 2)