His clear approaches to structural systems have often led to expressive structures.

You will see several structural systems at work in the library.

The building was the first in Denmark to have a structural system of cast iron.

"This means a major surgical operation on China's economic structural system," he said.

Its original structural system for the upper stories is retained.

Since 1963, a new structural system of framed tubes appeared.

Thus it is the basis of all structural systems.

He also created a structural system in the family.

Traditional Japanese homes were built within a rigid structural system.

This unique structural system has been said to be like a giant spider web.