Interrelating operational and financial performance measurements in inventory control. - Margarita Protopappa-Sieke; Ralf W. Seifert (Eur. J. Oper. Res., 2010)

Single product, finite horizon, periodic review inventory model with working capital requirements and short-term debt. - Ariel C. Zeballos; Ralf W. Seifert; Margarita Protopappa-Sieke (Comput. Oper. Res., 2013)

A review of trade credit literature: Opportunities for research in operations. - Daniel Seifert; Ralf W. Seifert; Margarita Protopappa-Sieke (Eur. J. Oper. Res., 2013)

Optimal two-period inventory allocation under multiple service level contracts. - Margarita Protopappa-Sieke; Marcel A. Sieke; Ulrich W. Thonemann (Eur. J. Oper. Res., 2016)

Benefits of working capital sharing in supply chains. - Margarita Protopappa-Sieke; Ralf W. Seifert (J. Oper. Res. Soc., 2017)