. . "\"Ostwald's Klassiker der Exakten Wissenschaften\" Leipzig (numbers: 1, 3-4, 8, 13, 15-17, 20-40, 42, 44-45, 52-53, 56, 58, 66, 68-70, 72, 74-76, 79-81, 86, 88, 90, 92, 94, 96-101, 104, 106, 110, 118, 121, 124-126, 128, 132, 137, 139, 148, 150, 152, 157, 160, 163, 173-174, 179, 188, 193, 196, 199, 200, 204, 207)"@eng . "\"Ostwald's Klassiker der Exakten Wissenschaften\" Leipzig (numbers: 1, 3-4, 8, 13, 15-17, 20-40, 42, 44-45, 52-53, 56, 58, 66, 68-70, 72, 74-76, 79-81, 86, 88, 90, 92, 94, 96-101, 104, 106, 110, 118, 121, 124-126, 128, 132, 137, 139, 148, 150, 152, 157, 160, 163, 173-174, 179, 188, 193, 196, 199, 200, 204, 207)"@eng . .