工业采购中的数字、社交媒体和移动营销：仍然需要客户细分吗？来自波兰和德国的实证证据

Digital, Social Media, and Mobile Marketing in industrial buying: Still in need of customer segmentation? Empirical evidence from Poland and Germany

• Julian M. Müller 通讯
• Benjamin Pommeranz
• Julia Weisser
• Kai‐Ingo Voigt