Παραπομπή σε μορφή APA (7η εκδ.)

Liu, R., Zheng, D., Janes, R., Campbell, A., & Edwards, P. (1990). CRITICAL CURRENT DENSITIES OF SUPERCONDUCTING YBA2CU4O8 SYNTHESIZED BY THE CITRATE GEL PROCESS.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Liu, R., D. Zheng, R. Janes, A. Campbell, και P. Edwards. CRITICAL CURRENT DENSITIES OF SUPERCONDUCTING YBA2CU4O8 SYNTHESIZED BY THE CITRATE GEL PROCESS. 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

Liu, R., et al. CRITICAL CURRENT DENSITIES OF SUPERCONDUCTING YBA2CU4O8 SYNTHESIZED BY THE CITRATE GEL PROCESS. 1990.