Richard Ehrhardt

The Power Approximation for Computing (<i>s</i>, <i>S</i>) Inventory Policies

Richard Ehrhardt · Management Science · 1979 · 165 citations

Engineering, Inventory Theory, Operations Research +18

Regulation of placental nutrient transport and implications for fetal growth

A. W. Bell, Richard Ehrhardt · Nutrition Research Reviews · 2002 · 157 citations · Full text

Nutrition, Amino Acids, Fetal Medicine +22

(<i>s</i>, <i>S</i>) Policies for a Dynamic Inventory Model with Stochastic Lead Times

Richard Ehrhardt · Operations Research · 1984 · 139 citations

Engineering, Dynamic Inventory Model, Inventory Theory +19

Placental transport of nutrients and its implications for fetal growth.

A. W. Bell, William W. Hay, Richard Ehrhardt · PubMed · 1999 · 127 citations

Nutrition, Amino Acids, Fetal Medicine +23

Growth and metabolism of the ovine placenta during mid-gestation

Richard Ehrhardt, A.W. Bella · Placenta · 1995 · 120 citations · Full text