| CPC H04W 72/40 (2023.01) [H04L 1/1812 (2013.01); H04L 5/0048 (2013.01); H04W 72/02 (2013.01)] | 15 Claims |

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1. A method of a first device, comprising:
receiving a first configuration of a first sidelink resource pool shared for sidelink data transmission and sidelink reference signal;
receiving a second configuration of a first parameter of a maximum number of sidelink data transmissions in the first sidelink resource pool;
selecting a first number for sidelink data retransmissions and also for sidelink reference signal transmissions based on the first parameter;
selecting one or more first sidelink resources, in the first sidelink resource pool, according to at least the first number; and
performing at least a first sidelink data retransmission for a sidelink data packet and a first sidelink reference signal transmission on a first sidelink resource of the one or more first sidelink resources.
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