Torrent Sucarrat, Miquel
;
Luis Luis, Josep Maria
;
Duran i Portas, Miquel
;
SolĂ i Puig, Miquel. "Are the maximum hardness and minimum polarizability principles always obeyed in nontotally symmetric vibrations?". 2011. <
http://hdl.handle.net/10256/3235>. [Consulta:
19-05-13].