Aperçu gratuit du livre Varna, Bulgaria, 29 May–7 June 1975 and Symposium on Gravitational Physiology Varna, Bulgaria, 30 and 31 May 1975: Proceedings of the Open Meeting of the Working Group on Space Biology of the Sixteenth Plenary Meeting of COSPAR
Varna, Bulgaria, 29 May–7 June 1975 and Symposium on Gravitational Physiology Varna, Bulgaria, 30 and 31 May 1975: Proceedings of the Open Meeting of the Working Group on Space Biology of the Sixteenth Plenary Meeting of COSPAR