Tác giả: Iengo Roberto Iengo

Verlinde Herman L Verlinde & Harvey Jeffrey A Harvey: String Theory And Quantum Gravity ’91 – Proceedings Of The Trieste Spring School And Workshop

Sezgin Ergin Sezgin & Maino Giuseppe Maino: String Theory And Quantum Gravity – Proceedings Of Trieste Spring School

Strominger Andrew Strominger & Sezgin Ergin Sezgin: Superstrings ’89 – Proceedings Of The Trieste Spring School

Verlinde Herman L Verlinde & Harvey Jeffrey A Harvey: String Theory And Quantum Gravity ’92 – Proceedings Of The Trieste Spring School And Workshop