PIPE LEVEL GAGES FOR TANKS.
Edition 1975-06-15

LEVEL GAGES DEFENCE.
Edition 1977-12-15

Applications with the Spanish DNIe. Electronic signature creation and verification. Type 1 for IT platforms that allow an exclusive control of signer's interfaces, and with a Evaluation Assurance Level "EAL1".
Edition 2011-12-14

Applications with the Spanish DNIe. Electronic signature creation and verification. Type 1 for IT platforms that allow an exclusive control of signer's interfaces, and with a Evaluation Assurance Level "EAL3"
Edition 2011-12-14

Applications with the Spanish DNIe. Electronic signature creation and verification. Type 2 for personal computers, and with a Evaluation Assurance Level "EAL1"
Edition 2011-12-14

Applications with the Spanish DNIe. Electronic signature creation and verification. Type 2 for personal computers, and with a Evaluation Assurance Level "EAL3"
Edition 2011-12-14

Minimum equipment of a first level assistance center for the treatment of those injured and contamined by radioactive elements and ionizing radiations
Edition 2023-11-15

METHOD FOR CALCULATING LOUDNESS LEVEL
Edition 1978-10-15

Earth-moving machinery. Drain, fill and level plugs.
Edition 2000-04-17

Design of Biosafety Level 3 Installations.
Edition 2019-07-29