TY - JOUR A1 - GrĂ¼ters, Hugo A1 - Blank, K. T1 - Contribution to the size effect on the strength of flat glass. Blank, K.; GrĂ¼ters, H. JF - Glastechnische Berichte. 63 (1990), H. 5 Y1 - 1990 SN - 0017-1085 SP - 135 EP - 140 ER -