- Author: Boyling J.B.
- Language: English
- Author: Bergersen Birger.
- Language: English
- Author: Styer Daniel F.
- Language: English
- Author: Johnson J.Karl.
- Language: English
- Author: Николаев Г.П. Лойко А.Э.
- Language: Русский
- Author: Gyarmati I.
- Language: English
- Author: Tisza Laszlo.
- Language: English
- Author: Ehrenfest-Afanassjewa T.
- Language: German
- Author: Münster A.
- Language: English
- Author: Минлос Р.А. Повзнер А.Я.
- Language: Русский