<span class="mw-page-title-namespace">Template</span><span class="mw-page-title-separator">:</span><span class="mw-page-title-main">Gurzadyan book70a</span>
Fabrice P. Lauss𝕪’s ℤulu Web

🕮Planetary Nebulae. G. A. Gurzadyan. Springer Dordrecht, 1970. [DOI: 10.1007/978-94-010-3060-1]