13

Ultrasonic anomalies in n-type superconducting Nd2−xCexCuO4−y compounds

Year:
1990
Language:
english
File:
PDF, 320 KB
english, 1990
17

Taxonomy of the bisexual species of Ottelia in China

Year:
1990
Language:
english
File:
PDF, 239 KB
english, 1990