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Helmholtz G. The rate at which nerve arousal spreads./Gelmgolts G. Skorost raspr
Helmholtz G. The rate at which nerve arousal spreads./Gelmgolts G. Skorost rasprostraneniya nervnogo vozbuzhdeniya.. E6
Helmholtz G. On the preservation of force (physical examination)./Gelmgolts G. O
Helmholtz G. On the preservation of force (physical examination)./Gelmgolts G. O sokhranenii sily (fizicheskoe issledovanie).. E6
