Gunhard-Aestius Oravas
- Stress and strain in thin shallow sperical calotte shells. Dans: IABSE Publications, v. 17 ( 1957). (1957):
- Analysis of thin elastic shallow segmental shells. Dans: IABSE Publications, v. 18 ( 1958). (1958):
- Deformation of ring girders stiffening thin shells of rotation. Dans: IABSE Publications, v. 19 ( 1959). (1959):