David Porter
2 ta ish
University of Pennsylvania
Structure and physical properties of silkworm cocoons
Fujia Chen, David Porter, Fritz Vollrath
Maqola20123 iqtibosABI
Kashfiyot
Xizmatlar
Ishlab chiquvchilar uchun
2 ta ish
University of Pennsylvania
Fujia Chen, David Porter, Fritz Vollrath