Data:L10a76/PD Presentation

X₈₁₉₂ X_14,9,15,10 X₆₇₁₈ X_20,15,7,16 X_16,6,17,5 X_4,20,5,19 X_10,4,11,3 X_12,17,13,18 X_18,11,19,12 X_2,14,3,13